weird error?

1 files changed, 1913 insertions, 1051 deletions

diff --git a/src/client/views/MainView.tsx b/src/client/views/MainView.tsx
index 67b875ecb..f88eb3bca 100644
--- a/src/client/views/MainView.tsx
+++ b/src/client/views/MainView.tsx
@@ -1,1129 +1,1991 @@
-/* eslint-disable node/no-unpublished-import */
-import { library } from '@fortawesome/fontawesome-svg-core';
-import { faBuffer, faHireAHelper } from '@fortawesome/free-brands-svg-icons';
-import * as far from '@fortawesome/free-regular-svg-icons';
-import * as fa from '@fortawesome/free-solid-svg-icons';
-import { FontAwesomeIcon } from '@fortawesome/react-fontawesome';
-import { action, computed, configure, makeObservable, observable, reaction, runInAction } from 'mobx';
+/* eslint-disable camelcase */
+/* eslint-disable jsx-a11y/control-has-associated-label */
+/* eslint-disable @typescript-eslint/no-unused-vars */
+/* eslint-disable jsx-a11y/no-noninteractive-element-interactions */
+/* eslint-disable jsx-a11y/click-events-have-key-events */
+/* eslint-disable react/no-array-index-key */
+/* eslint-disable react/jsx-props-no-spreading */
+/* eslint-disable no-return-assign */
+import ArrowLeftIcon from '@mui/icons-material/ArrowLeft';
+import ArrowRightIcon from '@mui/icons-material/ArrowRight';
+import PauseIcon from '@mui/icons-material/Pause';
+import PlayArrowIcon from '@mui/icons-material/PlayArrow';
+import QuestionMarkIcon from '@mui/icons-material/QuestionMark';
+import ReplayIcon from '@mui/icons-material/Replay';
+import { Box, Button, Checkbox, Dialog, DialogActions, DialogContent, DialogContentText, DialogTitle, FormControl, FormControlLabel, FormGroup, IconButton, LinearProgress, Stack } from '@mui/material';
+import Typography from '@mui/material/Typography';
+import { IReactionDisposer, action, computed, observable, reaction } from 'mobx';
 import { observer } from 'mobx-react';
 import * as React from 'react';
-// eslint-disable-next-line import/no-relative-packages
-import '../../../node_modules/browndash-components/dist/styles/global.min.css';
-import { ClientUtils, lightOrDark, returnEmptyDoclist, returnEmptyFilter, returnFalse, returnTrue, returnZero, setupMoveUpEvents } from '../../ClientUtils';
-import { emptyFunction } from '../../Utils';
-import { Doc, DocListCast, GetDocFromUrl, Opt } from '../../fields/Doc';
-import { DocData } from '../../fields/DocSymbols';
-import { Id } from '../../fields/FieldSymbols';
-import { DocCast, StrCast, toList } from '../../fields/Types';
-import { DocServer } from '../DocServer';
-import { GoogleAuthenticationManager } from '../apis/GoogleAuthenticationManager';
-import { CollectionViewType, DocumentType } from '../documents/DocumentTypes';
-import { Docs } from '../documents/Documents';
-import { CalendarManager } from '../util/CalendarManager';
-import { CaptureManager } from '../util/CaptureManager';
-import { DocumentManager } from '../util/DocumentManager';
-import { DragManager } from '../util/DragManager';
-import { dropActionType } from '../util/DropActionTypes';
-import { GroupManager } from '../util/GroupManager';
-import { HistoryUtil } from '../util/History';
-import { Hypothesis } from '../util/HypothesisUtils';
-import { UPDATE_SERVER_CACHE } from '../util/LinkManager';
-import { RTFMarkup } from '../util/RTFMarkup';
-import { ScriptingGlobals } from '../util/ScriptingGlobals';
-import { ServerStats } from '../util/ServerStats';
-import { SettingsManager } from '../util/SettingsManager';
-import { SharingManager } from '../util/SharingManager';
-import { SnappingManager } from '../util/SnappingManager';
-import { Transform } from '../util/Transform';
-import { ReportManager } from '../util/reportManager/ReportManager';
-import { ComponentDecorations } from './ComponentDecorations';
-import { ContextMenu } from './ContextMenu';
-import { DashboardView } from './DashboardView';
-import { DictationOverlay } from './DictationOverlay';
-import { DocumentDecorations } from './DocumentDecorations';
-import { GestureOverlay } from './GestureOverlay';
-import { LightboxView } from './LightboxView';
-import './MainView.scss';
-import { ObservableReactComponent } from './ObservableReactComponent';
-import { PreviewCursor } from './PreviewCursor';
-import { PropertiesView } from './PropertiesView';
-import { DashboardStyleProvider, DefaultStyleProvider, returnEmptyDocViewList } from './StyleProvider';
-import { TimelineMenu } from './animationtimeline/TimelineMenu';
-import { CollectionDockingView } from './collections/CollectionDockingView';
-import { CollectionMenu } from './collections/CollectionMenu';
-import { TabDocView } from './collections/TabDocView';
-import './collections/TreeView.scss';
-import { CollectionFreeFormView } from './collections/collectionFreeForm';
-import { ImageLabelHandler } from './collections/collectionFreeForm/ImageLabelHandler';
-import { MarqueeOptionsMenu } from './collections/collectionFreeForm/MarqueeOptionsMenu';
-import { CollectionLinearView } from './collections/collectionLinear';
-import { LinkMenu } from './linking/LinkMenu';
-import { AudioBox } from './nodes/AudioBox';
-import { SchemaCSVPopUp } from './nodes/DataVizBox/SchemaCSVPopUp';
-import { DocButtonState } from './nodes/DocumentLinksButton';
-import { DocumentView, DocumentViewInternal } from './nodes/DocumentView';
-import { ImageEditorData as ImageEditor } from './nodes/ImageBox';
-import { LinkDescriptionPopup } from './nodes/LinkDescriptionPopup';
-import { LinkDocPreview, LinkInfo } from './nodes/LinkDocPreview';
-import { DirectionsAnchorMenu } from './nodes/MapBox/DirectionsAnchorMenu';
-import { MapAnchorMenu } from './nodes/MapBox/MapAnchorMenu';
-import { OpenWhere, OpenWhereMod } from './nodes/OpenWhere';
-import { TaskCompletionBox } from './nodes/TaskCompletedBox';
-import { DashFieldViewMenu } from './nodes/formattedText/DashFieldView';
-import { RichTextMenu } from './nodes/formattedText/RichTextMenu';
-import GenerativeFill from './nodes/generativeFill/GenerativeFill';
-import { PresBox } from './nodes/trails';
-import { AnchorMenu } from './pdf/AnchorMenu';
-import { GPTPopup } from './pdf/GPTPopup/GPTPopup';
-import { TopBar } from './topbar/TopBar';
-import { SmartDrawHandler } from './collections/collectionFreeForm/SmartDrawHandler';
+import { NumListCast } from '../../../../fields/Doc';
+import { List } from '../../../../fields/List';
+import { BoolCast, NumCast, StrCast } from '../../../../fields/Types';
+import { ViewBoxAnnotatableComponent } from '../../DocComponent';
+import { FieldView, FieldViewProps } from '../FieldView';
+import './PhysicsSimulationBox.scss';
+import InputField from './PhysicsSimulationInputField';
+import questions from './PhysicsSimulationQuestions.json';
+import tutorials from './PhysicsSimulationTutorial.json';
+import Wall from './PhysicsSimulationWall';
+import Weight from './PhysicsSimulationWeight';
+import { Docs } from '../../../documents/Documents';
+import { DocumentType } from '../../../documents/DocumentTypes';
 
-const { LEFT_MENU_WIDTH, TOPBAR_HEIGHT } = require('./global/globalCssVariables.module.scss'); // prettier-ignore
-const _global = (window /* browser */ || global) /* node */ as any;
+interface IWallProps {
+    length: number;
+    xPos: number;
+    yPos: number;
+    angleInDegrees: number;
+}
+interface IForce {
+    description: string;
+    magnitude: number;
+    directionInDegrees: number;
+}
+interface VectorTemplate {
+    top: number;
+    left: number;
+    width: number;
+    height: number;
+    x1: number;
+    y1: number;
+    x2: number;
+    y2: number;
+    weightX: number;
+    weightY: number;
+}
+interface QuestionTemplate {
+    questionSetup: string[];
+    variablesForQuestionSetup: string[];
+    question: string;
+    answerParts: string[];
+    answerSolutionDescriptions: string[];
+    goal: string;
+    hints: { description: string; content: string }[];
+}
+
+interface TutorialTemplate {
+    question: string;
+    steps: {
+        description: string;
+        content: string;
+        forces: {
+            description: string;
+            magnitude: number;
+            directionInDegrees: number;
+            component: boolean;
+        }[];
+        showMagnitude: boolean;
+    }[];
+}
 
 @observer
-export class MainView extends ObservableReactComponent<{}> {
-    // eslint-disable-next-line no-use-before-define
-    public static Instance: MainView;
-    public static Live: boolean = false;
-    private _docBtnRef = React.createRef<HTMLDivElement>();
+export class PhysicsSimulationBox extends ViewBoxAnnotatableComponent<FieldViewProps>() {
+    public static LayoutString(fieldKey: string) {
+        return FieldView.LayoutString(PhysicsSimulationBox, fieldKey);
+    }
+
+    _widthDisposer: IReactionDisposer | undefined;
+    @observable _simReset = 0;
+
+    // semi-Constants
+    xMin = 0;
+    yMin = 0;
+    xMax = this._props.PanelWidth() * 0.6;
+    yMax = this._props.PanelHeight();
+    color = `rgba(0,0,0,0.5)`;
+    radius = 50;
+    wallPositions: IWallProps[] = [];
+
+    @computed get circularMotionRadius() {
+        return (NumCast(this.dataDoc.circularMotionRadius, 150) * this._props.PanelWidth()) / 1000;
+    }
+    @computed get gravity() {
+        return NumCast(this.dataDoc.simulation_gravity, -9.81);
+    }
+    @computed get simulationType() {
+        return StrCast(this.dataDoc.simulation_type, 'Inclined Plane');
+    }
+    @computed get simulationMode() {
+        return StrCast(this.dataDoc.simulation_mode, 'Freeform');
+    }
+    // Used for spring simulation
+    @computed get springConstant() {
+        return NumCast(this.dataDoc.spring_constant, 0.5);
+    }
+    @computed get springLengthRest() {
+        return NumCast(this.dataDoc.spring_lengthRest, 200);
+    }
+    @computed get springLengthStart() {
+        return NumCast(this.dataDoc.spring_lengthStart, 200);
+    }
 
-    @observable private _windowWidth: number = 0;
-    @observable private _windowHeight: number = 0;
-    @observable private _dashUIWidth: number = 0; // width of entire main dashboard region including left menu buttons and properties panel (but not including the dashboard selector button row)
-    @observable private _dashUIHeight: number = 0; // height of entire main dashboard region including top menu buttons
-    @observable private _panelContent: string = 'none';
-    @observable private _sidebarContent: any = Doc.MyLeftSidebarPanel;
-    @observable private _leftMenuFlyoutWidth: number = 0;
-    @computed get _hideUI() {
-        return this.mainDoc && this.mainDoc._type_collection !== CollectionViewType.Docking;
+    @computed get pendulumAngle() {
+        return NumCast(this.dataDoc.pendulum_angle);
+    }
+    @computed get pendulumAngleStart() {
+        return NumCast(this.dataDoc.pendulum_angleStart);
+    }
+    @computed get pendulumLength() {
+        return NumCast(this.dataDoc.pendulum_length);
+    }
+    @computed get pendulumLengthStart() {
+        return NumCast(this.dataDoc.pendulum_lengthStart);
     }
 
-    @computed private get dashboardTabHeight() {
-        return this._hideUI ? 0 : 27;
-    } //  27 comes form lm.config.defaultConfig.dimensions.headerHeight in goldenlayout.js
-    @computed private get topOfDashUI() {
-        return this._hideUI || DocumentView.LightboxDoc() ? 0 : Number(TOPBAR_HEIGHT.replace('px', ''));
+    // Used for wedge simulation
+    @computed get wedgeAngle() {
+        return NumCast(this.dataDoc.wedge_angle, 26);
     }
-    @computed private get topOfHeaderBarDoc() {
-        return this.topOfDashUI;
+    @computed get wedgeHeight() {
+        return NumCast(this.dataDoc.wedge_height, Math.tan((26 * Math.PI) / 180) * this.xMax * 0.5);
     }
-    @computed private get topOfSidebarDoc() {
-        return this.topOfDashUI + this.topMenuHeight();
+    @computed get wedgeWidth() {
+        return NumCast(this.dataDoc.wedge_width, this.xMax * 0.5);
     }
-    @computed private get topOfMainDoc() {
-        return this.topOfDashUI + this.topMenuHeight() + this.headerBarDocHeight();
+    @computed get mass1() {
+        return NumCast(this.dataDoc.mass1, 1);
     }
-    @computed private get topOfMainDocContent() {
-        return this.topOfMainDoc + this.dashboardTabHeight;
+    @computed get mass2() {
+        return NumCast(this.dataDoc.mass2, 1);
     }
-    @computed private get leftScreenOffsetOfMainDocView() {
-        return this.leftMenuWidth() - 2;
+
+    @computed get mass1Radius() {
+        return NumCast(this.dataDoc.mass1_radius, 30);
     }
-    @computed private get userDoc() {
-        return Doc.UserDoc();
+    @computed get mass1PosXStart() {
+        return NumCast(this.dataDoc.mass1_positionXstart);
     }
-    @observable mainDoc: Opt<Doc> = undefined;
-    @computed private get mainContainer() {
-        if (window.location.pathname.startsWith('/doc/') && ClientUtils.CurrentUserEmail() === 'guest') {
-            DocServer.GetRefField(window.location.pathname.substring('/doc/'.length)).then(main =>
-                runInAction(() => {
-                    this.mainDoc = main as Doc;
-                })
-            );
-            return this.mainDoc;
-        }
-        return this.userDoc ? Doc.ActiveDashboard : Doc.GuestDashboard;
+    @computed get mass1PosYStart() {
+        return NumCast(this.dataDoc.mass1_positionYstart);
     }
-    @computed private get headerBarDoc() {
-        return Doc.MyHeaderBar;
+    @computed get mass1VelXStart() {
+        return NumCast(this.dataDoc.mass1_velocityXstart);
     }
-    @computed public get mainFreeform(): Opt<Doc> {
-        return (docs => (docs?.length > 1 ? docs[1] : undefined))(DocListCast(this.mainContainer!.data));
+    @computed get mass1VelYStart() {
+        return NumCast(this.dataDoc.mass1_velocityYstart);
     }
-    @observable public headerBarHeight: number = 0;
-    headerBarHeightFunc = () => this.headerBarHeight;
 
-    @action
-    toggleTopBar = () => {
-        if (this.headerBarHeight > 0) {
-            this.headerBarHeight = 0;
-        } else {
-            this.headerBarHeight = 60;
-        }
-    };
-    headerBarDocWidth = () => this.mainDocViewWidth();
-    headerBarDocHeight = () => (this._hideUI ? 0 : this.headerBarHeight ?? 0);
-    topMenuHeight = () => (this._hideUI ? 0 : 35);
-    topMenuWidth = returnZero; // value is ignored ...
-    leftMenuWidth = () => (this._hideUI ? 0 : Number(LEFT_MENU_WIDTH.replace('px', '')));
-    leftMenuHeight = () => this._dashUIHeight;
-    leftMenuFlyoutWidth = () => this._leftMenuFlyoutWidth;
-    leftMenuFlyoutHeight = () => this._dashUIHeight;
-    propertiesWidth = () => Math.max(0, Math.min(this._dashUIWidth - 50, SnappingManager.PropertiesWidth || 0));
-    propertiesHeight = () => this._dashUIHeight;
-    mainDocViewWidth = () => this._dashUIWidth - this.propertiesWidth() - this.leftMenuWidth() - this.leftMenuFlyoutWidth();
-    mainDocViewHeight = () => this._dashUIHeight - this.headerBarDocHeight();
+    @computed get mass2PosXStart() {
+        return NumCast(this.dataDoc.mass2_positionXstart);
+    }
+    @computed get mass2PosYStart() {
+        return NumCast(this.dataDoc.mass2_positionYstart);
+    }
+    @computed get mass2VelXStart() {
+        return NumCast(this.dataDoc.mass2_velocityXstart);
+    }
+    @computed get mass2VelYStart() {
+        return NumCast(this.dataDoc.mass2_velocityYstart);
+    }
+
+    @computed get selectedQuestion() {
+        return this.dataDoc.selectedQuestion ? (JSON.parse(StrCast(this.dataDoc.selectedQuestion)) as QuestionTemplate) : questions.inclinePlane[0];
+    }
+    @computed get tutorial() {
+        return this.dataDoc.tutorial ? (JSON.parse(StrCast(this.dataDoc.tutorial)) as TutorialTemplate) : tutorials.inclinePlane;
+    }
+    @computed get selectedSolutions() {
+        return NumListCast(this.dataDoc.selectedSolutions);
+    }
+    @computed get questionPartOne() {
+        return StrCast(this.dataDoc.questionPartOne);
+    }
+    @computed get questionPartTwo() {
+        return StrCast(this.dataDoc.questionPartTwo);
+    }
+
+    componentWillUnmount() {
+        this._widthDisposer?.();
+    }
 
     componentDidMount() {
-        // Utils.TraceConsoleLog();
-        reaction(
-            // when a multi-selection occurs, remove focus from all active elements to allow keyboad input to go only to global key manager to act upon selection
-            () => DocumentView.Selected().slice(),
-            views => views.length > 1 && (document.activeElement as any)?.blur !== undefined && (document.activeElement as any)!.blur()
-        );
-        reaction(
-            () => Doc.MyDockedBtns.linearView_IsOpen,
-            open => SnappingManager.SetPrintToConsole(!!open)
-        );
-        const scriptTag = document.createElement('script');
-        scriptTag.setAttribute('type', 'text/javascript');
-        scriptTag.setAttribute('src', 'https://www.bing.com/api/maps/mapcontrol?callback=makeMap');
-        scriptTag.async = true;
-        scriptTag.defer = true;
-        document.body.appendChild(scriptTag);
-        document.getElementById('root')?.addEventListener('scroll', () =>
-            (ele => {
-                ele.scrollLeft = ele.scrollTop = 0;
-            })(document.getElementById('root')!)
-        );
-        const ele = document.getElementById('loader');
-        const prog = document.getElementById('dash-progress');
-        if (ele && prog) {
-            // remove from DOM
-            setTimeout(() => {
-                prog.style.transition = '1s';
-                prog.style.width = '100%';
-            }, 0);
-            setTimeout(() => {
-                ele.outerHTML = '';
-            }, 1000);
-        }
-        this._sidebarContent.proto = undefined;
-        if (!MainView.Live) {
-            DocServer.setLivePlaygroundFields([
-                'dataTransition',
-                'viewTransition',
-                'treeView_Open',
-                'treeView_ExpandedView',
-                'carousel_index',
-                'itemIndex', // for changing slides in presentations
-                'layout_sidebarWidthPercent',
-                'layout_currentTimecode',
-                'layout_timelineHeightPercent',
-                'layout_hideMinimap',
-                'layout_showSidebar',
-                'layout_scrollTop',
-                'layout_fitWidth',
-                'layout_curPage',
-                'presStatus',
-                'freeform_panX',
-                'freeform_panY',
-                'freeform_scale',
-                'overlayX',
-                'overlayY',
-                'text_scrollHeight',
-                'text_height',
-                'hidden',
-                // 'type_collection',
-                'chromeHidden',
-                'currentFrame',
-            ]); // can play with these fields on someone else's
-        }
+        // Setup and update simulation
+        this._widthDisposer = reaction(() => [this._props.PanelWidth(), this._props.PanelHeight()], this.setupSimulation, { fireImmediately: true });
 
-        const tag = document.createElement('script');
-        tag.src = 'https://www.youtube.com/iframe_api';
-        const firstScriptTag = document.getElementsByTagName('script')[0];
-        firstScriptTag.parentNode!.insertBefore(tag, firstScriptTag);
-        document.addEventListener('dash', (e: any) => {
-            // event used by chrome plugin to tell Dash which document to focus on
-            const id = GetDocFromUrl(e.detail);
-            DocServer.GetRefField(id).then(doc => (doc instanceof Doc ? DocumentView.showDocument(doc, { willPan: false }) : null));
-        });
-        document.addEventListener('linkAnnotationToDash', Hypothesis.linkListener);
-        this.initEventListeners();
+        // Create walls
+        this.wallPositions = [
+            { length: 100, xPos: 0, yPos: 0, angleInDegrees: 0 },
+            { length: 100, xPos: 0, yPos: 100, angleInDegrees: 0 },
+            { length: 100, xPos: 0, yPos: 0, angleInDegrees: 90 },
+            { length: 100, xPos: (this.xMax / this._props.PanelWidth()) * 100, yPos: 0, angleInDegrees: 90 },
+        ];
     }
 
-    componentWillUnMount() {
-        // window.removeEventListener('keyup', KeyManager.Instance.unhandle);
-        // window.removeEventListener('keydown', KeyManager.Instance.handle);
-        // window.removeEventListener('pointerdown', this.globalPointerDown, true);
-        // window.removeEventListener('pointermove', this.globalPointerMove, true);
-        // window.removeEventListener('pointerup', this.globalPointerClick, true);
-        // window.removeEventListener('paste', KeyManager.Instance.paste as any);
-        // document.removeEventListener('linkAnnotationToDash', Hypothesis.linkListener);
+    componentDidUpdate(prevProps: Readonly<FieldViewProps>) {
+        super.componentDidUpdate(prevProps);
+        if (this.xMax !== this._props.PanelWidth() * 0.6 || this.yMax !== this._props.PanelHeight()) {
+            this.xMax = this._props.PanelWidth() * 0.6;
+            this.yMax = this._props.PanelHeight();
+            this.setupSimulation();
+        }
     }
 
-    constructor(props: any) {
-        super(props);
-        makeObservable(this);
-        DocumentViewInternal.addDocTabFunc = MainView.addDocTabFunc_impl;
-        MainView.Instance = this;
-        DashboardView._urlState = HistoryUtil.parseUrl(window.location) || ({} as any);
+    gravityForce = (mass: number): IForce => ({
+        description: 'Gravity',
+        magnitude: mass * Math.abs(this.gravity),
+        directionInDegrees: 270,
+    });
 
-        // causes errors to be generated when modifying an observable outside of an action
-        configure({ enforceActions: 'observed' });
+    @action
+    setupSimulation = () => {
+        const { simulationType } = this;
+        const mode = this.simulationMode;
+        this.dataDoc.simulation_paused = true;
+        if (simulationType !== 'Circular Motion') {
+            this.dataDoc.mass1_velocityXstart = 0;
+            this.dataDoc.mass1_velocityYstart = 0;
+            this.dataDoc.mass1_velocityX = 0;
+            this.dataDoc.mass1_velocityY = 0;
+        }
+        if (mode === 'Freeform') {
+            this.dataDoc.simulation_showForceMagnitudes = true;
+            // prettier-ignore
+            switch (simulationType) {
+                case 'One Weight': 
+                    this.dataDoc.simulation_showComponentForces = false;
+                    this.dataDoc.mass1_positionYstart = this.yMin + this.mass1Radius;
+                    this.dataDoc.mass1_positionXstart = (this.xMax + this.xMin) / 2 - this.mass1Radius;
+                    this.dataDoc.mass1_positionY = this.getDisplayYPos(this.yMin + this.mass1Radius);
+                    this.dataDoc.mass1_positionX = (this.xMax + this.xMin) / 2 - this.mass1Radius;
+                    this.dataDoc.mass1_forcesUpdated = JSON.stringify([this.gravityForce(this.mass1)]);
+                    this.dataDoc.mass1_forcesStart = JSON.stringify([this.gravityForce(this.mass1)]);
+                    break;
+                case 'Inclined Plane':  this.setupInclinedPlane(); break;
+                case 'Pendulum':        this.setupPendulum(); break;
+                case 'Spring':          this.setupSpring(); break;
+                case 'Circular Motion': this.setupCircular(20); break;
+                case 'Pulley':          this.setupPulley(); break;
+                case 'Suspension':      this.setupSuspension();break;
+                default:
+            }
+            this._simReset++;
+        } else if (mode === 'Review') {
+            this.dataDoc.simulation_showComponentForces = false;
+            this.dataDoc.simulation_showForceMagnitudes = true;
+            this.dataDoc.simulation_showAcceleration = false;
+            this.dataDoc.simulation_showVelocity = false;
+            this.dataDoc.simulation_showForces = true;
+            this.generateNewQuestion();
+            // prettier-ignore
+            switch (simulationType) {
+                case 'One Weight' : break;// TODO - one weight review problems
+                case 'Spring':  this.setupSpring(); break; // TODO - spring review problems
+                case 'Inclined Plane': this.dataDoc.mass1_forcesUpdated =  this.dataDoc.mass1_forcesStart = ''; break;
+                case 'Pendulum':  this.setupPendulum(); break;  // TODO - pendulum review problems
+                case 'Circular Motion':  this.setupCircular(0); break;  // TODO - circular motion review problems
+                case 'Pulley':  this.setupPulley(); break; // TODO - pulley tutorial review problems
+                case 'Suspension': this.setupSuspension(); break;  // TODO - suspension tutorial review problems
+                default:
+            }
+        } else if (mode === 'Tutorial') {
+            this.dataDoc.simulation_showComponentForces = false;
+            this.dataDoc.tutorial_stepNumber = 0;
+            this.dataDoc.simulation_showAcceleration = false;
+            if (this.simulationType !== 'Circular Motion') {
+                this.dataDoc.mass1_velocityX = 0;
+                this.dataDoc.mass1_velocityY = 0;
+                this.dataDoc.simulation_showVelocity = false;
+            } else {
+                this.dataDoc.mass1_velocityX = 20;
+                this.dataDoc.mass1_velocityY = 0;
+                this.dataDoc.simulation_showVelocity = true;
+            }
 
-        if (window.location.pathname !== '/home') {
-            const pathname = window.location.pathname.substr(1).split('/');
-            if (pathname.length > 1 && pathname[0] === 'doc') {
-                DocServer.GetRefField(pathname[1]).then(
-                    action(field => {
-                        if (field instanceof Doc && field._type_collection !== CollectionViewType.Docking) {
-                            Doc.GuestTarget = field;
-                        }
-                    })
-                );
+            switch (this.simulationType) {
+                case 'One Weight':
+                    this.dataDoc.simulation_showForces = true;
+                    this.dataDoc.mass1_positionYstart = this.yMax - 100;
+                    this.dataDoc.mass1_positionXstart = (this.xMax + this.xMin) / 2 - this.mass1Radius;
+                    this.dataDoc.tutorial = JSON.stringify(tutorials.freeWeight);
+                    this.dataDoc.mass1_forcesStart = JSON.stringify(tutorials.freeWeight.steps[0].forces);
+                    this.dataDoc.simulation_showForceMagnitudes = tutorials.freeWeight.steps[0].showMagnitude;
+                    break;
+                case 'Spring':
+                    this.dataDoc.simulation_showForces = true;
+                    this.setupSpring();
+                    this.dataDoc.mass1_positionYstart = this.yMin + 200 + 19.62;
+                    this.dataDoc.mass1_positionXstart = (this.xMax + this.xMin) / 2 - this.mass1Radius;
+                    this.dataDoc.tutorial = JSON.stringify(tutorials.spring);
+                    this.dataDoc.mass1_forcesStart = JSON.stringify(tutorials.spring.steps[0].forces);
+                    this.dataDoc.simulation_showForceMagnitudes = tutorials.spring.steps[0].showMagnitude;
+                    break;
+                case 'Pendulum':
+                    this.setupPendulum();
+                    this.dataDoc.tutorial = JSON.stringify(tutorials.pendulum);
+                    this.dataDoc.mass1_forcesStart = JSON.stringify(tutorials.pendulum.steps[0].forces);
+                    this.dataDoc.simulation_showForceMagnitudes = tutorials.pendulum.steps[0].showMagnitude;
+                    break;
+                case 'Inclined Plane':
+                    this.dataDoc.wedge_angle = 26;
+                    this.setupInclinedPlane();
+                    this.dataDoc.simulation_showForces = true;
+                    this.dataDoc.tutorial = JSON.stringify(tutorials.inclinePlane);
+                    this.dataDoc.mass1_forcesStart = JSON.stringify(tutorials.inclinePlane.steps[0].forces);
+                    this.dataDoc.simulation_showForceMagnitudes = tutorials.inclinePlane.steps[0].showMagnitude;
+                    break;
+                case 'Circular Motion':
+                    this.dataDoc.simulation_showForces = true;
+                    this.setupCircular(40);
+                    this.dataDoc.tutorial = JSON.stringify(tutorials.circular);
+                    this.dataDoc.mass1_forcesStart = JSON.stringify(tutorials.circular.steps[0].forces);
+                    this.dataDoc.simulation_showForceMagnitudes = tutorials.circular.steps[0].showMagnitude;
+                    break;
+                case 'Pulley':
+                    this.dataDoc.simulation_showForces = true;
+                    this.setupPulley();
+                    this.dataDoc.tutorial = JSON.stringify(tutorials.pulley);
+                    this.dataDoc.mass1_forcesStart = JSON.stringify(tutorials.pulley.steps[0].forces);
+                    this.dataDoc.simulation_showForceMagnitudes = tutorials.pulley.steps[0].showMagnitude;
+                    break;
+                case 'Suspension':
+                    this.dataDoc.simulation_showForces = true;
+                    this.setupSuspension();
+                    this.dataDoc.tutorial = JSON.stringify(tutorials.suspension);
+                    this.dataDoc.mass1_forcesStart = JSON.stringify(tutorials.suspension.steps[0].forces);
+                    this.dataDoc.simulation_showForceMagnitudes = tutorials.suspension.steps[0].showMagnitude;
+                    break;
+                default:
             }
+            this._simReset++;
         }
+    };
 
-        library.add(
-            ...[
-                fa.faExclamationCircle,
-                fa.faEdit,
-                fa.faArrowDownShortWide,
-                fa.faTrash,
-                fa.faTrashAlt,
-                fa.faShare,
-                fa.faTaxi,
-                fa.faDownload,
-                fa.faPallet,
-                fa.faExpandArrowsAlt,
-                fa.faAmbulance,
-                fa.faLayerGroup,
-                fa.faExternalLinkAlt,
-                fa.faCalendar,
-                fa.faSquare,
-                far.faSquare as any,
-                fa.faConciergeBell,
-                fa.faWindowRestore,
-                fa.faFolder,
-                fa.faFolderOpen,
-                fa.faFolderPlus,
-                fa.faFolderClosed,
-                fa.faBook,
-                fa.faMapPin,
-                fa.faMapMarker,
-                fa.faFingerprint,
-                fa.faCrosshairs,
-                fa.faDesktop,
-                fa.faUnlock,
-                fa.faLock,
-                fa.faLaptopCode,
-                fa.faMale,
-                fa.faCopy,
-                fa.faHome,
-                fa.faHandPointLeft,
-                fa.faHandPointRight,
-                fa.faCompass,
-                fa.faSnowflake,
-                fa.faStar,
-                fa.faSplotch,
-                fa.faMicrophone,
-                fa.faCircleHalfStroke,
-                fa.faKeyboard,
-                fa.faQuestion,
-                fa.faTasks,
-                fa.faPalette,
-                fa.faAngleLeft,
-                fa.faAngleRight,
-                fa.faBell,
-                fa.faCamera,
-                fa.faExpand,
-                fa.faCaretDown,
-                fa.faCaretLeft,
-                fa.faCaretRight,
-                fa.faCaretSquareDown,
-                fa.faCaretSquareRight,
-                fa.faArrowsAltH,
-                fa.faPlus,
-                fa.faMinus,
-                fa.faTerminal,
-                fa.faToggleOn,
-                fa.faFile,
-                fa.faLocationArrow,
-                fa.faSearch,
-                fa.faFileDownload,
-                fa.faFileUpload,
-                fa.faStop,
-                fa.faCalculator,
-                fa.faWindowMaximize,
-                fa.faIdCard,
-                fa.faAddressCard,
-                fa.faQuestionCircle,
-                fa.faArrowLeft,
-                fa.faArrowRight,
-                fa.faArrowDown,
-                fa.faArrowUp,
-                fa.faBolt,
-                fa.faBullseye,
-                fa.faTurnUp,
-                fa.faTurnDown,
-                fa.faCaretUp,
-                fa.faCat,
-                fa.faCheck,
-                fa.faChevronRight,
-                fa.faChevronLeft,
-                fa.faChevronDown,
-                fa.faChevronUp,
-                fa.faClone,
-                fa.faCloudUploadAlt,
-                fa.faCommentAlt,
-                fa.faCommentDots,
-                fa.faCompressArrowsAlt,
-                fa.faCut,
-                fa.faEllipsisV,
-                fa.faEraser,
-                fa.faDeleteLeft,
-                fa.faXmarksLines,
-                fa.faCircleXmark,
-                fa.faXmark,
-                fa.faExclamation,
-                fa.faFileAlt,
-                fa.faFileAudio,
-                fa.faFileVideo,
-                fa.faFilePdf,
-                fa.faFilm,
-                fa.faFilter,
-                fa.faFont,
-                fa.faGlobeAmericas,
-                fa.faGlobeAsia,
-                fa.faHighlighter,
-                fa.faLongArrowAltRight,
-                fa.faMousePointer,
-                fa.faMusic,
-                fa.faObjectGroup,
-                fa.faArrowsLeftRight,
-                fa.faPause,
-                fa.faPen,
-                fa.faUserPen,
-                fa.faPenNib,
-                fa.faPhone,
-                fa.faPlay,
-                fa.faPortrait,
-                fa.faRedoAlt,
-                fa.faStamp,
-                fa.faStickyNote,
-                fa.faArrowsAltV,
-                fa.faTimesCircle,
-                fa.faThumbtack,
-                fa.faTree,
-                fa.faTv,
-                fa.faUndoAlt,
-                fa.faVideoSlash,
-                fa.faVideo,
-                fa.faAsterisk,
-                fa.faBrain,
-                fa.faImage,
-                fa.faPaintBrush,
-                fa.faTimes,
-                fa.faFlag,
-                fa.faScroll,
-                fa.faEye,
-                fa.faArrowsAlt,
-                fa.faQuoteLeft,
-                fa.faSortAmountDown,
-                fa.faAlignLeft,
-                fa.faAlignCenter,
-                fa.faAlignRight,
-                fa.faHeading,
-                fa.faRulerCombined,
-                fa.faFillDrip,
-                fa.faLink,
-                fa.faUnlink,
-                fa.faBold,
-                fa.faItalic,
-                fa.faClipboard,
-                fa.faUnderline,
-                fa.faStrikethrough,
-                fa.faSuperscript,
-                fa.faSubscript,
-                fa.faIndent,
-                fa.faEyeDropper,
-                fa.faPaintRoller,
-                fa.faBars,
-                fa.faBarsStaggered,
-                fa.faBrush,
-                fa.faShapes,
-                fa.faEllipsisH,
-                fa.faHandPaper,
-                fa.faMap,
-                fa.faUser,
-                faHireAHelper as any,
-                fa.faTrashRestore,
-                fa.faUsers,
-                fa.faWrench,
-                fa.faCog,
-                fa.faMap,
-                fa.faBellSlash,
-                fa.faExpandAlt,
-                fa.faArchive,
-                fa.faBezierCurve,
-                fa.faCircle,
-                far.faCircle as any,
-                fa.faLongArrowAltRight,
-                fa.faPenFancy,
-                fa.faAngleDoubleRight,
-                fa.faAngleDoubleDown,
-                fa.faAngleDoubleLeft,
-                fa.faAngleDoubleUp,
-                faBuffer as any,
-                fa.faExpand,
-                fa.faUndo,
-                fa.faSlidersH,
-                fa.faAngleUp,
-                fa.faAngleDown,
-                fa.faPlayCircle,
-                fa.faClock,
-                fa.faRoute,
-                fa.faRocket,
-                fa.faExchangeAlt,
-                fa.faHashtag,
-                fa.faAlignJustify,
-                fa.faCheckSquare,
-                fa.faListUl,
-                fa.faWindowMinimize,
-                fa.faWindowRestore,
-                fa.faTextWidth,
-                fa.faTextHeight,
-                fa.faClosedCaptioning,
-                fa.faInfoCircle,
-                fa.faTag,
-                fa.faSyncAlt,
-                fa.faPhotoVideo,
-                fa.faArrowAltCircleDown,
-                fa.faArrowAltCircleUp,
-                fa.faArrowAltCircleLeft,
-                fa.faArrowAltCircleRight,
-                fa.faStopCircle,
-                fa.faCheckCircle,
-                fa.faGripVertical,
-                fa.faSortUp,
-                fa.faSortDown,
-                fa.faTable,
-                fa.faTableCells,
-                fa.faTableColumns,
-                fa.faTh,
-                fa.faThList,
-                fa.faProjectDiagram,
-                fa.faSignature,
-                fa.faColumns,
-                fa.faChevronCircleUp,
-                fa.faUpload,
-                fa.faBorderAll,
-                fa.faBraille,
-                fa.faPersonChalkboard,
-                fa.faChalkboard,
-                fa.faPencilAlt,
-                fa.faEyeSlash,
-                fa.faSmile,
-                fa.faIndent,
-                fa.faOutdent,
-                fa.faChartBar,
-                fa.faBan,
-                fa.faPhoneSlash,
-                fa.faGripLines,
-                fa.faSave,
-                fa.faBook,
-                fa.faBookmark,
-                fa.faList,
-                fa.faListOl,
-                fa.faLightbulb,
-                fa.faBookOpen,
-                fa.faMapMarkerAlt,
-                fa.faSearchPlus,
-                fa.faSolarPanel,
-                fa.faVolumeUp,
-                fa.faVolumeDown,
-                fa.faSquareRootAlt,
-                fa.faVolumeMute,
-                fa.faUserCircle,
-                fa.faHeart,
-                fa.faHeartBroken,
-                fa.faHighlighter,
-                fa.faRemoveFormat,
-                fa.faHandPointUp,
-                fa.faXRay,
-                fa.faZ,
-                fa.faArrowsUpToLine,
-                fa.faArrowsDownToLine,
-                fa.faPalette,
-                fa.faHourglassHalf,
-                fa.faRobot,
-                fa.faSatellite,
-                fa.faStar,
-            ]
-        );
-    }
+    // Helper function to go between display and real values
+    getDisplayYPos = (yPos: number) => this.yMax - yPos - 2 * this.mass1Radius + 5;
+    getYPosFromDisplay = (yDisplay: number) => this.yMax - yDisplay - 2 * this.mass1Radius + 5;
 
-    private longPressTimer: NodeJS.Timeout | undefined;
-    globalPointerClick = action(() => {
-        this.longPressTimer && clearTimeout(this.longPressTimer);
-        DocumentView.LongPress = false;
-    });
-    globalPointerMove = action((e: PointerEvent) => {
-        if (e.movementX > 3 || e.movementY > 3) this.longPressTimer && clearTimeout(this.longPressTimer);
-    });
-    globalPointerDown = action((e: PointerEvent) => {
-        DocumentView.LongPress = false;
-        this.longPressTimer = setTimeout(
-            action(() => {
-                DocumentView.LongPress = true;
-            }),
-            1000
-        );
-        DocumentManager.removeOverlayViews();
-        Doc.linkFollowUnhighlight();
-        AudioBox.Enabled = true;
-        const targets = document.elementsFromPoint(e.x, e.y);
-        if (targets.length) {
-            let targClass = targets[0].className.toString();
-            for (let i = 0; i < targets.length - 1; i++) {
-                if (typeof targets[i].className === 'object') targClass = targets[i + 1].className.toString();
-                else break;
-            }
-            !targClass.includes('contextMenu') && ContextMenu.Instance.closeMenu();
-            !['timeline-menu-desc', 'timeline-menu-item', 'timeline-menu-input'].includes(targClass) && TimelineMenu.Instance.closeMenu();
+    // Update forces when coefficient of static friction changes in freeform mode
+    updateForcesWithFriction = (coefficient: number, width = this.wedgeWidth, height = this.wedgeHeight) => {
+        const normalForce: IForce = {
+            description: 'Normal Force',
+            magnitude: Math.abs(this.gravity) * Math.cos(Math.atan(height / width)) * this.mass1,
+            directionInDegrees: 180 - 90 - (Math.atan(height / width) * 180) / Math.PI,
+        };
+        const frictionForce: IForce = {
+            description: 'Static Friction Force',
+            magnitude: coefficient * Math.abs(this.gravity) * Math.cos(Math.atan(height / width)) * this.mass1,
+            directionInDegrees: 180 - (Math.atan(height / width) * 180) / Math.PI,
+        };
+        // reduce magnitude or friction force if necessary such that block cannot slide up plane
+        let yForce = -Math.abs(this.gravity) * this.mass1;
+        yForce += normalForce.magnitude * Math.sin((normalForce.directionInDegrees * Math.PI) / 180);
+        yForce += frictionForce.magnitude * Math.sin((frictionForce.directionInDegrees * Math.PI) / 180);
+        if (yForce > 0) {
+            frictionForce.magnitude = (-normalForce.magnitude * Math.sin((normalForce.directionInDegrees * Math.PI) / 180) + Math.abs(this.gravity) * this.mass1) / Math.sin((frictionForce.directionInDegrees * Math.PI) / 180);
         }
-    });
 
-    initEventListeners = () => {
-        window.addEventListener('beforeunload', UPDATE_SERVER_CACHE);
-        window.addEventListener('drop', e => e.preventDefault(), false); // prevent default behavior of navigating to a new web page
-        window.addEventListener('dragover', e => e.preventDefault(), false);
-        document.addEventListener('pointerdown', this.globalPointerDown, true);
-        document.addEventListener('pointermove', this.globalPointerMove, true);
-        document.addEventListener('pointerup', this.globalPointerClick, true);
-        document.addEventListener(
-            'click',
-            (e: MouseEvent) => {
-                if (!e.cancelBubble) {
-                    const pathstr = (e as any)?.path?.map((p: any) => p.classList?.toString()).join();
-                    if (pathstr?.includes('libraryFlyout')) {
-                        DocumentView.DeselectAll();
-                    }
-                }
-            },
-            false
-        );
-        document.oncontextmenu = () => false;
+        const normalForceComponent: IForce = {
+            description: 'Normal Force',
+            magnitude: this.mass1 * Math.abs(this.gravity) * Math.cos(Math.atan(height / width)),
+            directionInDegrees: 180 - 90 - (Math.atan(height / width) * 180) / Math.PI,
+        };
+        const gravityParallel: IForce = {
+            description: 'Gravity Parallel Component',
+            magnitude: this.mass1 * Math.abs(this.gravity) * Math.sin(Math.PI / 2 - Math.atan(height / width)),
+            directionInDegrees: 180 - 90 - (Math.atan(height / width) * 180) / Math.PI + 180,
+        };
+        const gravityPerpendicular: IForce = {
+            description: 'Gravity Perpendicular Component',
+            magnitude: this.mass1 * Math.abs(this.gravity) * Math.cos(Math.PI / 2 - Math.atan(height / width)),
+            directionInDegrees: 360 - (Math.atan(height / width) * 180) / Math.PI,
+        };
+        const gravityForce = this.gravityForce(this.mass1);
+        if (coefficient !== 0) {
+            this.dataDoc.mass1_forcesStart = JSON.stringify([gravityForce, normalForce, frictionForce]);
+            this.dataDoc.mass1_forcesUpdated = JSON.stringify([gravityForce, normalForce, frictionForce]);
+            this.dataDoc.mass1_componentForces = JSON.stringify([frictionForce, normalForceComponent, gravityParallel, gravityPerpendicular]);
+        } else {
+            this.dataDoc.mass1_forcesStart = JSON.stringify([gravityForce, normalForce]);
+            this.dataDoc.mass1_forcesUpdated = JSON.stringify([gravityForce, normalForce]);
+            this.dataDoc.mass1_componentForces = JSON.stringify([normalForceComponent, gravityParallel, gravityPerpendicular]);
+        }
     };
 
-    @action
-    createNewPresentation = () => {
-        const pres = Doc.MakeCopy(Doc.UserDoc().emptyTrail as Doc, true);
-        CollectionDockingView.AddSplit(pres, OpenWhereMod.right);
-        Doc.MyTrails && Doc.AddDocToList(Doc.MyTrails, 'data', pres); // Doc.MyTrails should be created in createDashboard
-        Doc.ActivePresentation = pres;
+    // Change wedge height and width and weight position to match new wedge angle
+    changeWedgeBasedOnNewAngle = (angle: number) => {
+        const radAng = (angle * Math.PI) / 180;
+        this.dataDoc.wedge_width = this.xMax * 0.5;
+        this.dataDoc.wedge_height = Math.tan(radAng) * this.dataDoc.wedge_width;
+
+        // update weight position based on updated wedge width/height
+        const yPos = this.yMax - this.dataDoc.wedge_height - this.mass1Radius * Math.cos(radAng) - this.mass1Radius;
+        const xPos = this.xMax * 0.25 + this.mass1Radius * Math.sin(radAng) - this.mass1Radius;
+
+        this.dataDoc.mass1_positionXstart = xPos;
+        this.dataDoc.mass1_positionYstart = yPos;
+        if (this.simulationMode === 'Freeform') {
+            this.updateForcesWithFriction(NumCast(this.dataDoc.coefficientOfStaticFriction), this.dataDoc.wedge_width, Math.tan(radAng) * this.dataDoc.wedge_width);
+        }
     };
 
-    @action
-    openPresentation = (pres: Doc) => {
-        if (pres.type === DocumentType.PRES) {
-            CollectionDockingView.AddSplit(pres, OpenWhereMod.right, undefined, PresBox.PanelName);
-            Doc.MyTrails && (Doc.ActivePresentation = pres);
-            Doc.AddDocToList(Doc.MyTrails, 'data', pres);
-            this.closeFlyout();
+    // In review mode, update forces when coefficient of static friction changed
+    updateReviewForcesBasedOnCoefficient = (coefficient: number) => {
+        let theta = this.wedgeAngle;
+        const index = this.selectedQuestion.variablesForQuestionSetup.indexOf('theta - max 45');
+        if (index >= 0) {
+            theta = NumListCast(this.dataDoc.questionVariables)[index];
+        }
+        if (isNaN(theta)) {
+            return;
+        }
+        this.dataDoc.review_GravityMagnitude = Math.abs(this.gravity);
+        this.dataDoc.review_GravityAngle = 270;
+        this.dataDoc.review_NormalMagnitude = Math.abs(this.gravity) * Math.cos((theta * Math.PI) / 180);
+        this.dataDoc.review_NormalAngle = 90 - theta;
+        let yForce = -Math.abs(this.gravity);
+        yForce += Math.abs(this.gravity) * Math.cos((theta * Math.PI) / 180) * Math.sin(((90 - theta) * Math.PI) / 180);
+        yForce += coefficient * Math.abs(this.gravity) * Math.cos((theta * Math.PI) / 180) * Math.sin(((180 - theta) * Math.PI) / 180);
+        let friction = coefficient * Math.abs(this.gravity) * Math.cos((theta * Math.PI) / 180);
+        if (yForce > 0) {
+            friction = (-(Math.abs(this.gravity) * Math.cos((theta * Math.PI) / 180)) * Math.sin(((90 - theta) * Math.PI) / 180) + Math.abs(this.gravity)) / Math.sin(((180 - theta) * Math.PI) / 180);
         }
+        this.dataDoc.review_StaticMagnitude = friction;
+        this.dataDoc.review_StaticAngle = 180 - theta;
     };
 
-    @action
-    createNewFolder = async () => {
-        const folder = Docs.Create.TreeDocument([], { title: 'Untitled folder', _dragOnlyWithinContainer: true, isFolder: true });
-        Doc.AddDocToList(Doc.MyFilesystem, 'data', folder);
+    // In review mode, update forces when wedge angle changed
+    updateReviewForcesBasedOnAngle = (angle: number) => {
+        this.dataDoc.review_GravityMagnitude = Math.abs(this.gravity);
+        this.dataDoc.review_GravityAngle = 270;
+        this.dataDoc.review_NormalMagnitude = Math.abs(this.gravity) * Math.cos((angle * Math.PI) / 180);
+        this.dataDoc.review_NormalAngle = 90 - angle;
+        let yForce = -Math.abs(this.gravity);
+        yForce += Math.abs(this.gravity) * Math.cos((angle * Math.PI) / 180) * Math.sin(((90 - angle) * Math.PI) / 180);
+        yForce += NumCast(this.dataDoc.review_Coefficient) * Math.abs(this.gravity) * Math.cos((angle * Math.PI) / 180) * Math.sin(((180 - angle) * Math.PI) / 180);
+        let friction = NumCast(this.dataDoc.review_Coefficient) * Math.abs(this.gravity) * Math.cos((angle * Math.PI) / 180);
+        if (yForce > 0) {
+            friction = (-(Math.abs(this.gravity) * Math.cos((angle * Math.PI) / 180)) * Math.sin(((90 - angle) * Math.PI) / 180) + Math.abs(this.gravity)) / Math.sin(((180 - angle) * Math.PI) / 180);
+        }
+        this.dataDoc.review_StaticMagnitude = friction;
+        this.dataDoc.review_StaticAngle = 180 - angle;
     };
 
-    waitForDoubleClick = () => (SnappingManager.ExploreMode ? 'never' : undefined);
-    headerBarScreenXf = () => new Transform(-this.leftScreenOffsetOfMainDocView - this.leftMenuFlyoutWidth(), -this.headerBarDocHeight(), 1);
-    mainScreenToLocalXf = () => new Transform(-this.leftScreenOffsetOfMainDocView - this.leftMenuFlyoutWidth(), -this.topOfMainDocContent, 1);
-    addHeaderDoc = (docs: Doc | Doc[]) => toList(docs).reduce((done, doc) => Doc.AddDocToList(this.headerBarDoc, 'data', doc), true);
-    removeHeaderDoc = (docs: Doc | Doc[]) => toList(docs).reduce((done, doc) => Doc.RemoveDocFromList(this.headerBarDoc, 'data', doc), true);
-    @computed get headerBarDocView() {
-        return (
-            <div className="mainView-headerBar" style={{ height: this.headerBarDocHeight() }}>
-                <DocumentView
-                    key="headerBarDoc"
-                    Document={this.headerBarDoc}
-                    addDocTab={DocumentViewInternal.addDocTabFunc}
-                    pinToPres={emptyFunction}
-                    containerViewPath={returnEmptyDoclist}
-                    styleProvider={DefaultStyleProvider}
-                    addDocument={this.addHeaderDoc}
-                    removeDocument={this.removeHeaderDoc}
-                    fitContentsToBox={returnTrue}
-                    isDocumentActive={returnTrue} // headerBar is always documentActive (ie, the docView gets pointer events)
-                    isContentActive={returnTrue} // headerBar is awlays contentActive which means its items are always documentActive
-                    ScreenToLocalTransform={this.headerBarScreenXf}
-                    childHideResizeHandles
-                    childDragAction={dropActionType.move}
-                    dontRegisterView
-                    hideResizeHandles
-                    PanelWidth={this.headerBarDocWidth}
-                    PanelHeight={this.headerBarDocHeight}
-                    renderDepth={0}
-                    focus={emptyFunction}
-                    whenChildContentsActiveChanged={emptyFunction}
-                    childFilters={returnEmptyFilter}
-                    childFiltersByRanges={returnEmptyFilter}
-                    searchFilterDocs={returnEmptyDoclist}
-                />
-            </div>
-        );
-    }
-    @computed get mainDocView() {
-        const headerBar = this._hideUI || !this.headerBarDocHeight?.() ? null : this.headerBarDocView;
-        return (
-            <>
-                {headerBar}
-                <DocumentView
-                    key="main"
-                    Document={this.mainContainer!}
-                    addDocument={undefined}
-                    addDocTab={DocumentViewInternal.addDocTabFunc}
-                    pinToPres={emptyFunction}
-                    containerViewPath={returnEmptyDoclist}
-                    styleProvider={this._hideUI ? DefaultStyleProvider : undefined}
-                    isContentActive={returnTrue}
-                    removeDocument={undefined}
-                    ScreenToLocalTransform={this._hideUI ? this.mainScreenToLocalXf : Transform.Identity}
-                    PanelWidth={this.mainDocViewWidth}
-                    PanelHeight={this.mainDocViewHeight}
-                    focus={emptyFunction}
-                    whenChildContentsActiveChanged={emptyFunction}
-                    childFilters={returnEmptyFilter}
-                    childFiltersByRanges={returnEmptyFilter}
-                    searchFilterDocs={returnEmptyDoclist}
-                    suppressSetHeight
-                    renderDepth={this._hideUI ? 0 : -1}
-                />
-            </>
-        );
-    }
+    // Solve for the correct answers to the generated problem
+    getAnswersToQuestion = (question: QuestionTemplate, questionVars: number[]) => {
+        const solutions: number[] = [];
 
-    @computed get dockingContent() {
-        return (
-            <GestureOverlay isActive={!DocumentView.LightboxDoc()}>
-                <div
-                    key="docking"
-                    className={`mainView-dockingContent${this._leftMenuFlyoutWidth ? '-flyout' : ''}`}
-                    onDrop={e => {
-                        e.stopPropagation();
-                        e.preventDefault();
-                    }}
-                    style={{
-                        width: `calc(100% - ${this._leftMenuFlyoutWidth + this.leftMenuWidth() + this.propertiesWidth()}px)`,
-                        minWidth: `calc(100% - ${this._leftMenuFlyoutWidth + this.leftMenuWidth() + this.propertiesWidth()}px)`,
-                        transform: DocumentView.LightboxDoc() ? 'scale(0.0001)' : undefined,
-                    }}>
-                    {!this.mainContainer ? null : this.mainDocView}
-                </div>
-            </GestureOverlay>
-        );
-    }
+        let theta = this.wedgeAngle;
+        let index = question.variablesForQuestionSetup.indexOf('theta - max 45');
+        if (index >= 0) {
+            theta = questionVars[index];
+        }
+        let muS: number = NumCast(this.dataDoc.coefficientOfStaticFriction);
+        index = question.variablesForQuestionSetup.indexOf('coefficient of static friction');
+        if (index >= 0) {
+            muS = questionVars[index];
+        }
 
-    @action
-    onPropertiesPointerDown = (e: React.PointerEvent) => {
-        setupMoveUpEvents(
-            this,
-            e,
-            action(() => {
-                SnappingManager.SetPropertiesWidth(Math.max(0, this._dashUIWidth - e.clientX));
-                return !SnappingManager.PropertiesWidth;
-            }),
-            action(() => {
-                SnappingManager.PropertiesWidth < 5 && SnappingManager.SetPropertiesWidth(0);
-            }),
-            action(() => {
-                SnappingManager.SetPropertiesWidth(this.propertiesWidth() < 15 ? Math.min(this._dashUIWidth - 50, 250) : 0);
-            }),
-            false
-        );
+        for (let i = 0; i < question.answerSolutionDescriptions.length; i++) {
+            const description = question.answerSolutionDescriptions[i];
+            if (!isNaN(NumCast(description))) {
+                solutions.push(NumCast(description));
+            } else if (description === 'solve normal force angle from wedge angle') {
+                solutions.push(90 - theta);
+            } else if (description === 'solve normal force magnitude from wedge angle') {
+                solutions.push(Math.abs(this.gravity) * Math.cos((theta / 180) * Math.PI));
+            } else if (description === 'solve static force magnitude from wedge angle given equilibrium') {
+                const normalForceMagnitude = Math.abs(this.gravity) * Math.cos((theta / 180) * Math.PI);
+                const normalForceAngle = 90 - theta;
+                const frictionForceAngle = 180 - theta;
+                const frictionForceMagnitude = (-normalForceMagnitude * Math.sin((normalForceAngle * Math.PI) / 180) + Math.abs(this.gravity)) / Math.sin((frictionForceAngle * Math.PI) / 180);
+                solutions.push(frictionForceMagnitude);
+            } else if (description === 'solve static force angle from wedge angle given equilibrium') {
+                solutions.push(180 - theta);
+            } else if (description === 'solve minimum static coefficient from wedge angle given equilibrium') {
+                const normalForceMagnitude = Math.abs(this.gravity) * Math.cos((theta / 180) * Math.PI);
+                const normalForceAngle = 90 - theta;
+                const frictionForceAngle = 180 - theta;
+                const frictionForceMagnitude = (-normalForceMagnitude * Math.sin((normalForceAngle * Math.PI) / 180) + Math.abs(this.gravity)) / Math.sin((frictionForceAngle * Math.PI) / 180);
+                const frictionCoefficient = frictionForceMagnitude / normalForceMagnitude;
+                solutions.push(frictionCoefficient);
+            } else if (description === 'solve maximum wedge angle from coefficient of static friction given equilibrium') {
+                solutions.push((Math.atan(muS) * 180) / Math.PI);
+            }
+        }
+        this.dataDoc.selectedSolutions = new List<number>(solutions);
+        return solutions;
     };
 
-    @action
-    onFlyoutPointerDown = (e: React.PointerEvent) => {
-        setupMoveUpEvents(
-            this,
-            e,
-            action(ev => {
-                this._leftMenuFlyoutWidth = Math.max(ev.clientX - 58, 0);
-                return false;
-            }),
-            () => this._leftMenuFlyoutWidth < 5 && this.closeFlyout(),
-            this.closeFlyout
-        );
+    // In review mode, check if input answers match correct answers and optionally generate alert
+    checkAnswers = (showAlert: boolean = true) => {
+        let error: boolean = false;
+        const epsilon: number = 0.01;
+        if (this.selectedQuestion) {
+            for (let i = 0; i < this.selectedQuestion.answerParts.length; i++) {
+                if (this.selectedQuestion.answerParts[i] === 'force of gravity') {
+                    if (Math.abs(NumCast(this.dataDoc.review_GravityMagnitude) - this.selectedSolutions[i]) > epsilon) {
+                        error = true;
+                    }
+                } else if (this.selectedQuestion.answerParts[i] === 'angle of gravity') {
+                    if (Math.abs(NumCast(this.dataDoc.review_GravityAngle) - this.selectedSolutions[i]) > epsilon) {
+                        error = true;
+                    }
+                } else if (this.selectedQuestion.answerParts[i] === 'normal force') {
+                    if (Math.abs(NumCast(this.dataDoc.review_NormalMagnitude) - this.selectedSolutions[i]) > epsilon) {
+                        error = true;
+                    }
+                } else if (this.selectedQuestion.answerParts[i] === 'angle of normal force') {
+                    if (Math.abs(NumCast(this.dataDoc.review_NormalAngle) - this.selectedSolutions[i]) > epsilon) {
+                        error = true;
+                    }
+                } else if (this.selectedQuestion.answerParts[i] === 'force of static friction') {
+                    if (Math.abs(NumCast(this.dataDoc.review_StaticMagnitude) - this.selectedSolutions[i]) > epsilon) {
+                        error = true;
+                    }
+                } else if (this.selectedQuestion.answerParts[i] === 'angle of static friction') {
+                    if (Math.abs(NumCast(this.dataDoc.review_StaticAngle) - this.selectedSolutions[i]) > epsilon) {
+                        error = true;
+                    }
+                } else if (this.selectedQuestion.answerParts[i] === 'coefficient of static friction') {
+                    if (Math.abs(NumCast(this.dataDoc.coefficientOfStaticFriction) - this.selectedSolutions[i]) > epsilon) {
+                        error = true;
+                    }
+                } else if (this.selectedQuestion.answerParts[i] === 'wedge angle') {
+                    if (Math.abs(this.wedgeAngle - this.selectedSolutions[i]) > epsilon) {
+                        error = true;
+                    }
+                }
+            }
+        }
+        if (showAlert) {
+            this.dataDoc.simulation_paused = false;
+            setTimeout(() => (this.dataDoc.simulation_paused = true), 3000);
+        }
+        if (this.selectedQuestion.goal === 'noMovement') {
+            this.dataDoc.noMovement = !error;
+        }
     };
 
-    sidebarScreenToLocal = () => new Transform(0, -this.topOfSidebarDoc, 1);
-    mainContainerXf = () => this.sidebarScreenToLocal().translate(-this.leftScreenOffsetOfMainDocView, 0);
-    static addDocTabFunc_impl = (docs: Doc | Doc[], location: OpenWhere): boolean => {
-        const doc = toList(docs).lastElement();
-        const whereFields = location.split(':');
-        const keyValue = whereFields.includes(OpenWhereMod.keyvalue);
-        const whereMods = whereFields.length > 1 ? (whereFields[1] as OpenWhereMod) : OpenWhereMod.none;
-        const panelName = whereFields.length > 1 ? whereFields.lastElement() : '';
-        if (doc.dockingConfig && !keyValue) return DashboardView.openDashboard(doc);
-        switch (whereFields[0]) {
-            case OpenWhere.lightbox:   return LightboxView.Instance.AddDocTab(doc, location);
-            case OpenWhere.close:      return CollectionDockingView.CloseSplit(doc, whereMods);
-            case OpenWhere.toggle:     return CollectionDockingView.ToggleSplit(doc, whereMods, undefined, TabDocView.DontSelectOnActivate); // bcz: hack!  mark the toggle so that it won't be selected on activation- this is needed so that the backlinks menu can toggle views of targets on and off without selecting them
-            case OpenWhere.replace:    return CollectionDockingView.ReplaceTab(doc, whereMods, undefined, panelName);
-            case OpenWhere.add:default:return CollectionDockingView.AddSplit(doc, whereMods, undefined, undefined, keyValue);
-        } // prettier-ignore
+    // Reset all review values to default
+    resetReviewValuesToDefault = () => {
+        this.dataDoc.review_GravityMagnitude = 0;
+        this.dataDoc.review_GravityAngle = 0;
+        this.dataDoc.review_NormalMagnitude = 0;
+        this.dataDoc.review_NormalAngle = 0;
+        this.dataDoc.review_StaticMagnitude = 0;
+        this.dataDoc.review_StaticAngle = 0;
+        this.dataDoc.coefficientOfKineticFriction = 0;
+        this.dataDoc.simulation_paused = true;
     };
 
-    @computed get flyout() {
-        return !this._leftMenuFlyoutWidth ? (
-            <div key="flyout" className="mainView-libraryFlyout-out">
-                {this.docButtons}
-            </div>
-        ) : (
-            <div key="libFlyout" className="mainView-libraryFlyout" style={{ minWidth: this._leftMenuFlyoutWidth, width: this._leftMenuFlyoutWidth }}>
-                <div className="mainView-contentArea">
-                    <DocumentView
-                        Document={this._sidebarContent.proto || this._sidebarContent}
-                        addDocument={undefined}
-                        addDocTab={DocumentViewInternal.addDocTabFunc}
-                        pinToPres={DocumentView.PinDoc}
-                        containerViewPath={returnEmptyDoclist}
-                        styleProvider={this._sidebarContent.proto === Doc.MyDashboards || this._sidebarContent.proto === Doc.MyFilesystem || this._sidebarContent.proto === Doc.MyTrails ? DashboardStyleProvider : DefaultStyleProvider}
-                        removeDocument={returnFalse}
-                        ScreenToLocalTransform={this.mainContainerXf}
-                        PanelWidth={this.leftMenuFlyoutWidth}
-                        PanelHeight={this.leftMenuFlyoutHeight}
-                        renderDepth={0}
-                        isContentActive={returnTrue}
-                        focus={emptyFunction}
-                        whenChildContentsActiveChanged={emptyFunction}
-                        childFilters={returnEmptyFilter}
-                        childFiltersByRanges={returnEmptyFilter}
-                        searchFilterDocs={returnEmptyDoclist}
-                    />
-                </div>
-                {this.docButtons}
-            </div>
-        );
-    }
+    // In review mode, reset problem variables and generate a new question
+    generateNewQuestion = () => {
+        this.resetReviewValuesToDefault();
 
-    @computed get leftMenuPanel() {
-        return (
-            <div key="menu" className="mainView-leftMenuPanel" style={{ background: SnappingManager.userBackgroundColor, display: DocumentView.LightboxDoc() ? 'none' : undefined }}>
-                <DocumentView
-                    Document={Doc.MyLeftSidebarMenu}
-                    addDocument={undefined}
-                    addDocTab={DocumentViewInternal.addDocTabFunc}
-                    pinToPres={emptyFunction}
-                    removeDocument={returnFalse}
-                    ScreenToLocalTransform={this.sidebarScreenToLocal}
-                    PanelWidth={this.leftMenuWidth}
-                    PanelHeight={this.leftMenuHeight}
-                    renderDepth={0}
-                    containerViewPath={returnEmptyDoclist}
-                    focus={emptyFunction}
-                    styleProvider={DefaultStyleProvider}
-                    isContentActive={returnTrue}
-                    whenChildContentsActiveChanged={emptyFunction}
-                    childFilters={returnEmptyFilter}
-                    childFiltersByRanges={returnEmptyFilter}
-                    searchFilterDocs={returnEmptyDoclist}
-                />
-            </div>
-        );
-    }
+        const vars: number[] = [];
+        let question: QuestionTemplate = questions.inclinePlane[0];
 
-    @action
-    selectMenu = (button: Doc) => {
-        const title = StrCast(button[DocData].title);
-        const willOpen = !this._leftMenuFlyoutWidth || this._panelContent !== title;
-        this.closeFlyout();
-        if (willOpen) {
-            switch ((this._panelContent = title)) {
-                case 'Settings':
-                    SettingsManager.Instance.openMgr();
-                    break;
-                case 'Help':
-                    break;
-                default:
-                    this.expandFlyout(button);
+        if (this.simulationType === 'Inclined Plane') {
+            this.dataDoc.questionNumber = (NumCast(this.dataDoc.questionNumber) + 1) % questions.inclinePlane.length;
+            question = questions.inclinePlane[NumCast(this.dataDoc.questionNumber)];
+
+            let coefficient = 0;
+            let wedge_angle = 0;
+
+            for (let i = 0; i < question.variablesForQuestionSetup.length; i++) {
+                if (question.variablesForQuestionSetup[i] === 'theta - max 45') {
+                    const randValue = Math.floor(Math.random() * 44 + 1);
+                    vars.push(randValue);
+                    wedge_angle = randValue;
+                } else if (question.variablesForQuestionSetup[i] === 'coefficient of static friction') {
+                    const randValue = Math.round(Math.random() * 1000) / 1000;
+                    vars.push(randValue);
+                    coefficient = randValue;
+                }
             }
+            this.dataDoc.wedge_angle = wedge_angle;
+            this.changeWedgeBasedOnNewAngle(wedge_angle);
+            this.dataDoc.coefficientOfStaticFriction = coefficient;
+            this.dataDoc.review_Coefficient = coefficient;
         }
-        return true;
+        let q = '';
+        for (let i = 0; i < question.questionSetup.length; i++) {
+            q += question.questionSetup[i];
+            if (i !== question.questionSetup.length - 1) {
+                q += vars[i];
+                if (question.variablesForQuestionSetup[i].includes('theta')) {
+                    q += ' degree (≈' + Math.round((1000 * (vars[i] * Math.PI)) / 180) / 1000 + ' rad)';
+                }
+            }
+        }
+        this.dataDoc.questionVariables = new List<number>(vars);
+        this.dataDoc.selectedQuestion = JSON.stringify(question);
+        this.dataDoc.questionPartOne = q;
+        this.dataDoc.questionPartTwo = question.question;
+        this.dataDoc.answers = new List<number>(this.getAnswersToQuestion(question, vars));
+        // this.dataDoc.simulation_reset = (!this.dataDoc.simulation_reset);
     };
 
-    @computed get mainInnerContent() {
-        const leftMenuFlyoutWidth = this._leftMenuFlyoutWidth + this.leftMenuWidth();
-        const width = this.propertiesWidth() + leftMenuFlyoutWidth;
-        return (
-            <>
-                {this._hideUI ? null : this.leftMenuPanel}
-                <div key="inner" className="mainView-innerContent">
-                    {this.flyout}
-                    <div
-                        className="mainView-libraryHandle"
-                        style={{ background: SnappingManager.userBackgroundColor, left: leftMenuFlyoutWidth - 10 /* ~half width of handle */, display: !this._leftMenuFlyoutWidth ? 'none' : undefined }}
-                        onPointerDown={this.onFlyoutPointerDown}>
-                        <FontAwesomeIcon icon="chevron-left" color={SnappingManager.userColor} style={{ opacity: '50%' }} size="sm" />
-                    </div>
-                    <div className="mainView-innerContainer" style={{ width: `calc(100% - ${width}px)` }}>
-                        {this.dockingContent}
+    // Default setup for uniform circular motion simulation
+    @action
+    setupCircular = (value: number) => {
+        this.dataDoc.simulation_showComponentForces = false;
+        this.dataDoc.mass1_velocityYstart = 0;
+        this.dataDoc.mass1_velocityXstart = value;
+        const xPos = (this.xMax + this.xMin) / 2 - this.mass1Radius;
+        const yPos = (this.yMax + this.yMin) / 2 + this.circularMotionRadius - this.mass1Radius;
+        this.dataDoc.mass1_positionYstart = yPos;
+        this.dataDoc.mass1_positionXstart = xPos;
+        const tensionForce: IForce = {
+            description: 'Centripetal Force',
+            magnitude: (this.dataDoc.mass1_velocityXstart ** 2 * this.mass1) / this.circularMotionRadius,
+            directionInDegrees: 90,
+        };
+        this.dataDoc.mass1_forcesUpdated = JSON.stringify([tensionForce]);
+        this.dataDoc.mass1_forcesStart = JSON.stringify([tensionForce]);
+        this._simReset++;
+    };
 
-                        {this._hideUI ? null : (
-                            <div
-                                className={`mainView-propertiesDragger${this.propertiesWidth() < 10 ? '-minified' : ''}`}
-                                key="props"
-                                onPointerDown={this.onPropertiesPointerDown}
-                                style={{ background: SnappingManager.userVariantColor, right: this.propertiesWidth() - 1 }}>
-                                <FontAwesomeIcon icon={this.propertiesWidth() < 10 ? 'chevron-left' : 'chevron-right'} color={SnappingManager.userColor} size="sm" />
-                            </div>
-                        )}
-                        <div className="properties-container" style={{ width: this.propertiesWidth(), color: SnappingManager.userColor }}>
-                            <div style={{ display: this.propertiesWidth() < 10 ? 'none' : undefined }}>
-                                <PropertiesView styleProvider={DefaultStyleProvider} addDocTab={DocumentViewInternal.addDocTabFunc} width={this.propertiesWidth()} height={this.propertiesHeight()} />
-                            </div>
-                        </div>
-                    </div>
-                </div>
-            </>
-        );
-    }
+    setupInclinedPlane = () => {
+        this.changeWedgeBasedOnNewAngle(this.wedgeAngle);
+        this.dataDoc.mass1_forcesStart = JSON.stringify([this.gravityForce(this.mass1)]);
+        this.updateForcesWithFriction(NumCast(this.dataDoc.coefficientOfStaticFriction));
+    };
 
-    @computed get mainDashboardArea() {
-        return !this.userDoc ? null : (
-            <div
-                className="mainView-dashboardArea"
-                ref={r => {
-                    r &&
-                        new _global.ResizeObserver(
-                            action(() => {
-                                this._dashUIWidth = r.getBoundingClientRect().width;
-                                this._dashUIHeight = r.getBoundingClientRect().height;
-                            })
-                        ).observe(r);
-                }}
-                style={{
-                    color: 'black',
-                    height: `calc(100% - ${this.topOfDashUI + this.topMenuHeight()}px)`,
-                    width: '100%',
-                }}>
-                {this.mainInnerContent}
-            </div>
-        );
-    }
+    // Default setup for pendulum simulation
+    setupPendulum = () => {
+        const length = (300 * this._props.PanelWidth()) / 1000;
+        const angle = 30;
+        const x = length * Math.cos(((90 - angle) * Math.PI) / 180);
+        const y = length * Math.sin(((90 - angle) * Math.PI) / 180);
+        const xPos = this.xMax / 2 - x - this.mass1Radius;
+        const yPos = y - this.mass1Radius - 5;
+        this.dataDoc.mass1_positionXstart = xPos;
+        this.dataDoc.mass1_positionYstart = yPos;
+        const forceOfTension: IForce = {
+            description: 'Tension',
+            magnitude: this.mass1 * Math.abs(this.gravity) * Math.sin((60 * Math.PI) / 180),
+            directionInDegrees: 90 - angle,
+        };
+        const gravityParallel: IForce = {
+            description: 'Gravity Parallel Component',
+            magnitude: this.mass1 * Math.abs(this.gravity) * Math.sin(((90 - angle) * Math.PI) / 180),
+            directionInDegrees: -angle - 90,
+        };
+        const gravityPerpendicular: IForce = {
+            description: 'Gravity Perpendicular Component',
+            magnitude: this.mass1 * Math.abs(this.gravity) * Math.cos(((90 - angle) * Math.PI) / 180),
+            directionInDegrees: -angle,
+        };
 
-    expandFlyout = action((button: Doc) => {
-        // bcz: What's going on here!? --- may be fixed now, so commenting out ...
-        // Chrome(not firefox) seems to have a bug when the flyout expands and there's a zoomed freeform tab.  All of the div below the CollectionFreeFormView's main div
-        // generate the wrong value from getClientRectangle() -- specifically they return an 'x' that is the flyout's width greater than it should be.
-        // interactively adjusting the flyout fixes the problem.  So does programmatically changing the value after a timeout to something *fractionally* different (ie, 1.5, not 1);)
-        this._leftMenuFlyoutWidth = this._leftMenuFlyoutWidth || 250;
-        // setTimeout(action(() => (this._leftMenuFlyoutWidth += 0.5)));
+        this.dataDoc.mass1_componentForces = JSON.stringify([forceOfTension, gravityParallel, gravityPerpendicular]);
+        this.dataDoc.mass1_forcesUpdated = JSON.stringify([this.gravityForce(this.mass1)]);
+        this.dataDoc.mass1_forcesStart = JSON.stringify([this.gravityForce(this.mass1), forceOfTension]);
+        this.dataDoc.pendulum_angle = this.dataDoc.pendulum_angleStart = 30;
+        this.dataDoc.pendulum_length = this.dataDoc.pendulum_lengthStart = 300;
+    };
 
-        this._sidebarContent.proto = DocCast(button.target);
-        SnappingManager.SetLastPressedBtn(button[Id]);
-    });
+    // Default setup for spring simulation
+    @action
+    setupSpring = () => {
+        this.dataDoc.simulation_showComponentForces = false;
+        this.dataDoc.mass1_forcesUpdated = JSON.stringify([this.gravityForce(this.mass1)]);
+        this.dataDoc.mass1_forcesStart = JSON.stringify([this.gravityForce(this.mass1)]);
+        this.dataDoc.mass1_positionXstart = this.xMax / 2 - this.mass1Radius;
+        this.dataDoc.mass1_positionYstart = 200;
+        this.dataDoc.spring_constant = 0.5;
+        this.dataDoc.spring_lengthRest = 200;
+        this.dataDoc.spring_lengthStart = 200;
+        this._simReset++;
+    };
 
-    closeFlyout = action(() => {
-        SnappingManager.SetLastPressedBtn('');
-        this._panelContent = 'none';
-        this._sidebarContent.proto = undefined;
-        this._leftMenuFlyoutWidth = 0;
-    });
+    // Default setup for suspension simulation
+    @action
+    setupSuspension = () => {
+        const xPos = (this.xMax + this.xMin) / 2 - this.mass1Radius;
+        const yPos = this.yMin + 200;
+        this.dataDoc.mass1_positionYstart = yPos;
+        this.dataDoc.mass1_positionXstart = xPos;
+        this.dataDoc.mass1_positionY = this.getDisplayYPos(yPos);
+        this.dataDoc.mass1_positionX = xPos;
+        const tensionMag = (this.mass1 * Math.abs(this.gravity)) / (2 * Math.sin(Math.PI / 4));
+        const tensionForce1: IForce = {
+            description: 'Tension',
+            magnitude: tensionMag,
+            directionInDegrees: 45,
+        };
+        const tensionForce2: IForce = {
+            description: 'Tension',
+            magnitude: tensionMag,
+            directionInDegrees: 135,
+        };
+        const gravity = this.gravityForce(this.mass1);
+        this.dataDoc.mass1_forcesUpdated = JSON.stringify([tensionForce1, tensionForce2, gravity]);
+        this.dataDoc.mass1_forcesStart = JSON.stringify([tensionForce1, tensionForce2, gravity]);
+        this._simReset++;
+    };
 
-    remButtonDoc = (docs: Doc | Doc[]) => toList(docs).reduce((flg: boolean, doc) => flg && !doc.dragOnlyWithinContainer && Doc.RemoveDocFromList(Doc.MyDockedBtns, 'data', doc), true);
-    moveButtonDoc = (docs: Doc | Doc[], targetCol: Doc | undefined, addDocument: (document: Doc | Doc[]) => boolean) => this.remButtonDoc(docs) && addDocument(docs);
-    addButtonDoc = (docs: Doc | Doc[]) => toList(docs).reduce((flg: boolean, doc) => flg && Doc.AddDocToList(Doc.MyDockedBtns, 'data', doc), true);
+    // Default setup for pulley simulation
+    @action
+    setupPulley = () => {
+        this.dataDoc.simulation_showComponentForces = false;
+        this.dataDoc.mass1_positionYstart = (this.yMax + this.yMin) / 2;
+        this.dataDoc.mass1_positionXstart = (this.xMin + this.xMax) / 2 - 2 * this.mass1Radius - 5;
+        this.dataDoc.mass1_positionY = this.getDisplayYPos((this.yMax + this.yMin) / 2);
+        this.dataDoc.mass1_positionX = (this.xMin + this.xMax) / 2 - 2 * this.mass1Radius - 5;
+        const a = (-1 * ((this.mass1 - this.mass2) * Math.abs(this.gravity))) / (this.mass1 + this.mass2);
+        const gravityForce1 = this.gravityForce(this.mass1);
+        const tensionForce1: IForce = {
+            description: 'Tension',
+            magnitude: this.mass1 * a + this.mass1 * Math.abs(this.gravity),
+            directionInDegrees: 90,
+        };
+        this.dataDoc.mass1_forcesUpdated = JSON.stringify([gravityForce1, tensionForce1]);
+        this.dataDoc.mass1_forcesStart = JSON.stringify([gravityForce1, tensionForce1]);
 
-    buttonBarXf = () => {
-        if (!this._docBtnRef.current) return Transform.Identity();
-        const { scale, translateX, translateY } = ClientUtils.GetScreenTransform(this._docBtnRef.current);
-        return new Transform(-translateX, -translateY, 1 / scale);
+        const gravityForce2 = this.gravityForce(this.mass2);
+        const tensionForce2: IForce = {
+            description: 'Tension',
+            magnitude: -this.mass2 * a + this.mass2 * Math.abs(this.gravity),
+            directionInDegrees: 90,
+        };
+        this.dataDoc.mass2_positionYstart = (this.yMax + this.yMin) / 2;
+        this.dataDoc.mass2_positionXstart = (this.xMin + this.xMax) / 2 + 5;
+        this.dataDoc.mass2_positionY = this.getDisplayYPos((this.yMax + this.yMin) / 2);
+        this.dataDoc.mass2_positionX = (this.xMin + this.xMax) / 2 + 5;
+        this.dataDoc.mass2_forcesUpdated = JSON.stringify([gravityForce2, tensionForce2]);
+        this.dataDoc.mass2_forcesStart = JSON.stringify([gravityForce2, tensionForce2]);
+        this._simReset++;
     };
 
-    @computed get docButtons() {
-        return !Doc.MyDockedBtns ? null : (
-            <div className="mainView-docButtons" style={{ background: SnappingManager.userBackgroundColor, color: SnappingManager.userColor }} ref={this._docBtnRef}>
-                <CollectionLinearView
-                    Document={Doc.MyDockedBtns}
-                    docViewPath={returnEmptyDocViewList}
-                    fieldKey="data"
-                    dropAction={dropActionType.embed}
-                    styleProvider={DefaultStyleProvider}
-                    select={emptyFunction}
-                    isAnyChildContentActive={returnFalse}
-                    isContentActive={emptyFunction}
-                    isSelected={returnFalse}
-                    moveDocument={this.moveButtonDoc}
-                    addDocument={this.addButtonDoc}
-                    addDocTab={DocumentViewInternal.addDocTabFunc}
-                    pinToPres={emptyFunction}
-                    removeDocument={this.remButtonDoc}
-                    ScreenToLocalTransform={this.buttonBarXf}
-                    PanelWidth={this.leftMenuFlyoutWidth}
-                    PanelHeight={this.leftMenuFlyoutHeight}
-                    renderDepth={0}
-                    focus={emptyFunction}
-                    whenChildContentsActiveChanged={emptyFunction}
-                    childFilters={returnEmptyFilter}
-                    childFiltersByRanges={returnEmptyFilter}
-                    searchFilterDocs={returnEmptyDoclist}
-                />
-                {['watching', 'recording'].includes(StrCast(this.userDoc?.presentationMode)) ? <div style={{ border: '.5rem solid green', padding: '5px' }}>{StrCast(this.userDoc?.presentationMode)}</div> : null}
-            </div>
-        );
-    }
-    @computed get snapLines() {
-        const dragged = DragManager.docsBeingDragged.lastElement() ?? DocumentView.SelectedDocs().lastElement();
-        const dragPar = dragged ? CollectionFreeFormView.from(DocumentView.getViews(dragged).lastElement()) : undefined;
-        return !dragPar?.layoutDoc.freeform_snapLines ? null : (
-            <div className="mainView-snapLines">
-                <svg style={{ width: '100%', height: '100%' }}>
-                    {[
-                        ...SnappingManager.HorizSnapLines.map((l, i) => (
-                            // eslint-disable-next-line react/no-array-index-key
-                            <line key={'horiz' + i} x1="0" y1={l} x2="2000" y2={l} stroke={lightOrDark(dragPar.layoutDoc.backgroundColor ?? 'gray')} opacity={0.3} strokeWidth={1} strokeDasharray="2 2" />
-                        )),
-                        ...SnappingManager.VertSnapLines.map((l, i) => (
-                            // eslint-disable-next-line react/no-array-index-key
-                            <line key={'vert' + i} y1={this.topOfMainDocContent.toString()} x1={l} y2="2000" x2={l} stroke={lightOrDark(dragPar.layoutDoc.backgroundColor ?? 'gray')} opacity={0.3} strokeWidth={1} strokeDasharray="2 2" />
-                        )),
-                    ]}
-                </svg>
-            </div>
-        );
-    }
-
-    @computed get inkResources() {
-        return (
-            <svg width={0} height={0}>
-                <defs>
-                    <filter id="inkSelectionHalo">
-                        <feColorMatrix
-                            type="matrix"
-                            result="color"
-                            values="1 0 0 0 0
-                0 0 0 0 0
-                0 0 0 0 0
-                0 0 0 1 0"
-                        />
-                        <feGaussianBlur in="color" stdDeviation="4" result="blur" />
-                        <feOffset in="blur" dx="0" dy="0" result="offset" />
-                        <feMerge>
-                            <feMergeNode in="bg" />
-                            <feMergeNode in="offset" />
-                            <feMergeNode in="SourceGraphic" />
-                        </feMerge>
-                    </filter>
-                </defs>
-            </svg>
-        );
+    public static parseJSON(json: string) {
+        return !json ? [] : (JSON.parse(json) as IForce[]);
     }
 
-    togglePropertiesFlyout = () => {
-        if (MainView.Instance.propertiesWidth() > 0) {
-            SnappingManager.SetPropertiesWidth(0);
-        } else {
-            SnappingManager.SetPropertiesWidth(300);
-        }
+    // Handle force change in review mode
+    updateReviewModeValues = () => {
+        const forceOfGravityReview: IForce = {
+            description: 'Gravity',
+            magnitude: NumCast(this.dataDoc.review_GravityMagnitude),
+            directionInDegrees: NumCast(this.dataDoc.review_GravityAngle),
+        };
+        const normalForceReview: IForce = {
+            description: 'Normal Force',
+            magnitude: NumCast(this.dataDoc.review_NormalMagnitude),
+            directionInDegrees: NumCast(this.dataDoc.review_NormalAngle),
+        };
+        const staticFrictionForceReview: IForce = {
+            description: 'Static Friction Force',
+            magnitude: NumCast(this.dataDoc.review_StaticMagnitude),
+            directionInDegrees: NumCast(this.dataDoc.review_StaticAngle),
+        };
+        this.dataDoc.mass1_forcesStart = JSON.stringify([forceOfGravityReview, normalForceReview, staticFrictionForceReview]);
+        this.dataDoc.mass1_forcesUpdated = JSON.stringify([forceOfGravityReview, normalForceReview, staticFrictionForceReview]);
     };
 
-    lightboxMaxBorder = [200, 50];
+    pause = () => (this.dataDoc.simulation_paused = true);
+    componentForces1 = () => PhysicsSimulationBox.parseJSON(StrCast(this.dataDoc.mass1_componentForces));
+    setComponentForces1 = (forces: IForce[]) => (this.dataDoc.mass1_componentForces = JSON.stringify(forces));
+    componentForces2 = () => PhysicsSimulationBox.parseJSON(StrCast(this.dataDoc.mass2_componentForces));
+    setComponentForces2 = (forces: IForce[]) => (this.dataDoc.mass2_componentForces = JSON.stringify(forces));
+    startForces1 = () => PhysicsSimulationBox.parseJSON(StrCast(this.dataDoc.mass1_forcesStart));
+    startForces2 = () => PhysicsSimulationBox.parseJSON(StrCast(this.dataDoc.mass2_forcesStart));
+    forcesUpdated1 = () => PhysicsSimulationBox.parseJSON(StrCast(this.dataDoc.mass1_forcesUpdated));
+    setForcesUpdated1 = (forces: IForce[]) => (this.dataDoc.mass1_forcesUpdated = JSON.stringify(forces));
+    forcesUpdated2 = () => PhysicsSimulationBox.parseJSON(StrCast(this.dataDoc.mass2_forcesUpdated));
+    setForcesUpdated2 = (forces: IForce[]) => (this.dataDoc.mass2_forcesUpdated = JSON.stringify(forces));
+    setPosition1 = (xPos: number | undefined, yPos: number | undefined) => {
+        yPos !== undefined && (this.dataDoc.mass1_positionY = Math.round(yPos * 100) / 100);
+        xPos !== undefined && (this.dataDoc.mass1_positionX = Math.round(xPos * 100) / 100);
+    };
+    setPosition2 = (xPos: number | undefined, yPos: number | undefined) => {
+        yPos !== undefined && (this.dataDoc.mass2_positionY = Math.round(yPos * 100) / 100);
+        xPos !== undefined && (this.dataDoc.mass2_positionX = Math.round(xPos * 100) / 100);
+    };
+    setVelocity1 = (xVel: number | undefined, yVel: number | undefined) => {
+        yVel !== undefined && (this.dataDoc.mass1_velocityY = (-1 * Math.round(yVel * 100)) / 100);
+        xVel !== undefined && (this.dataDoc.mass1_velocityX = Math.round(xVel * 100) / 100);
+    };
+    setVelocity2 = (xVel: number | undefined, yVel: number | undefined) => {
+        yVel !== undefined && (this.dataDoc.mass2_velocityY = (-1 * Math.round(yVel * 100)) / 100);
+        xVel !== undefined && (this.dataDoc.mass2_velocityX = Math.round(xVel * 100) / 100);
+    };
+    setAcceleration1 = (xAccel: number, yAccel: number) => {
+        this.dataDoc.mass1_accelerationY = yAccel;
+        this.dataDoc.mass1_accelerationX = xAccel;
+    };
+    setAcceleration2 = (xAccel: number, yAccel: number) => {
+        this.dataDoc.mass2_accelerationY = yAccel;
+        this.dataDoc.mass2_accelerationX = xAccel;
+    };
+    setPendulumAngle = (angle: number | undefined, length: number | undefined) => {
+        angle !== undefined && (this.dataDoc.pendulum_angle = angle);
+        length !== undefined && (this.dataDoc.pendulum_length = length);
+    };
+    setSpringLength = (length: number) => {
+        this.dataDoc.spring_lengthStart = length;
+    };
+    resetRequest = () => this._simReset;
     render() {
+        const commonWeightProps = {
+            pause: this.pause,
+            paused: BoolCast(this.dataDoc.simulation_paused),
+            panelWidth: this._props.PanelWidth,
+            panelHeight: this._props.PanelHeight,
+            resetRequest: this.resetRequest,
+            xMax: this.xMax,
+            xMin: this.xMin,
+            yMax: this.yMax,
+            yMin: this.yMin,
+            wallPositions: this.wallPositions,
+            gravity: Math.abs(this.gravity),
+            timestepSize: 0.05,
+            showComponentForces: BoolCast(this.dataDoc.simulation_showComponentForces),
+            coefficientOfKineticFriction: NumCast(this.dataDoc.coefficientOfKineticFriction),
+            elasticCollisions: BoolCast(this.dataDoc.elasticCollisions),
+            simulationMode: this.simulationMode,
+            noMovement: BoolCast(this.dataDoc.noMovement),
+            circularMotionRadius: this.circularMotionRadius,
+            wedgeHeight: this.wedgeHeight,
+            wedgeWidth: this.wedgeWidth,
+            springConstant: this.springConstant,
+            springStartLength: this.springLengthStart,
+            springRestLength: this.springLengthRest,
+            setSpringLength: this.setSpringLength,
+            setPendulumAngle: this.setPendulumAngle,
+            pendulumAngle: this.pendulumAngle,
+            pendulumLength: this.pendulumLength,
+            startPendulumAngle: this.pendulumAngleStart,
+            startPendulumLength: this.pendulumLengthStart,
+            radius: this.mass1Radius,
+            simulationSpeed: NumCast(this.dataDoc.simulation_speed, 2),
+            showAcceleration: BoolCast(this.dataDoc.simulation_showAcceleration),
+            showForceMagnitudes: BoolCast(this.dataDoc.simulation_showForceMagnitudes),
+            showForces: BoolCast(this.dataDoc.simulation_showForces),
+            showVelocity: BoolCast(this.dataDoc.simulation_showVelocity),
+            simulationType: this.simulationType,
+        };
         return (
-            <div
-                className="mainView-container"
-                style={{
-                    color: SnappingManager.userColor,
-                    background: SnappingManager.userBackgroundColor,
-                }}
-                onScroll={() =>
-                    (ele => {
-                        ele.scrollTop = ele.scrollLeft = 0;
-                    })(document.getElementById('root')!)
-                }
-                ref={r => {
-                    r &&
-                        new _global.ResizeObserver(
-                            action(() => {
-                                this._windowWidth = r.getBoundingClientRect().width;
-                                this._windowHeight = r.getBoundingClientRect().height;
-                            })
-                        ).observe(r);
-                }}>
-                {this.inkResources}
-                <DictationOverlay />
-                <SharingManager />
-                <CalendarManager />
-                <ServerStats />
-                <RTFMarkup />
-                <SettingsManager />
-                <ReportManager />
-                <CaptureManager />
-                <GroupManager />
-                <GoogleAuthenticationManager />
-                <DocumentDecorations boundsLeft={this.leftScreenOffsetOfMainDocView} boundsTop={this.topOfSidebarDoc} PanelWidth={this._windowWidth} PanelHeight={this._windowHeight} />
-                <ComponentDecorations boundsLeft={this.leftScreenOffsetOfMainDocView} boundsTop={this.topOfMainDocContent} />
-                {this._hideUI ? null : <TopBar />}
-                <LinkDescriptionPopup />
-                {DocButtonState.Instance.LinkEditorDocView ? (
-                    <LinkMenu
-                        clearLinkEditor={action(() => {
-                            DocButtonState.Instance.LinkEditorDocView = undefined;
-                        })}
-                        docView={DocButtonState.Instance.LinkEditorDocView}
-                    />
-                ) : null}
-                {LinkInfo.Instance?.LinkInfo ? (
-                    // eslint-disable-next-line react/jsx-props-no-spreading
-                    <LinkDocPreview {...LinkInfo.Instance.LinkInfo} />
-                ) : null}
-                {((page: string) => {
-                    // prettier-ignore
-                    switch (page) {
-                        case 'home': return <DashboardView />;
-                        case 'dashboard':
-                        default: return (<>
-                                        <div key="dashdiv" style={{ position: 'relative', display: this._hideUI || DocumentView.LightboxDoc() ? 'none' : undefined, zIndex: 2001 }}>
-                                            <CollectionMenu panelWidth={this.topMenuWidth} panelHeight={this.topMenuHeight} togglePropertiesFlyout={this.togglePropertiesFlyout} toggleTopBar={this.toggleTopBar} topBarHeight={this.headerBarHeightFunc}/>
-                                        </div>
-                                        {this.mainDashboardArea}
-                                    </> );
-                    }
-                })(Doc.ActivePage)}
-                <PreviewCursor />
-                <TaskCompletionBox />
-                <ContextMenu />
-                <ImageLabelHandler />
-                <SmartDrawHandler />
-                <AnchorMenu />
-                <MapAnchorMenu />
-                <DirectionsAnchorMenu />
-                <DashFieldViewMenu />
-                <MarqueeOptionsMenu />
-                <TimelineMenu />
-                <RichTextMenu />
-                {this.snapLines}
-                <LightboxView key="lightbox" PanelWidth={this._windowWidth} addSplit={CollectionDockingView.AddSplit} PanelHeight={this._windowHeight} maxBorder={this.lightboxMaxBorder} />
-                <GPTPopup key="gptpopup" />
-                <SchemaCSVPopUp key="schemacsvpopup" />
-                <GenerativeFill imageEditorOpen={ImageEditor.Open} imageEditorSource={ImageEditor.Source} imageRootDoc={ImageEditor.RootDoc} addDoc={ImageEditor.AddDoc} />
+            <div className="physicsSimApp">
+                <div className="mechanicsSimulationContainer">
+                    <div className="mechanicsSimulationContentContainer">
+                        <div className="mechanicsSimulationButtonsAndElements">
+                            <div className="mechanicsSimulationButtons">
+                                {!this.dataDoc.simulation_paused && (
+                                    <div
+                                        style={{
+                                            position: 'fixed',
+                                            left: 0.1 * this._props.PanelWidth() + 'px',
+                                            top: 0.95 * this._props.PanelHeight() + 'px',
+                                            width: 0.5 * this._props.PanelWidth() + 'px',
+                                        }}>
+                                        <LinearProgress />
+                                    </div>
+                                )}
+                            </div>
+                            <div
+                                className="mechanicsSimulationElements"
+                                style={{
+                                    //
+                                    width: '60%',
+                                    height: '100%',
+                                    position: 'absolute',
+                                    background: 'yellow',
+                                }}>
+                                <Weight
+                                    {...commonWeightProps}
+                                    color="red"
+                                    componentForces={this.componentForces1}
+                                    setComponentForces={this.setComponentForces1}
+                                    displayXVelocity={NumCast(this.dataDoc.mass1_velocityX)}
+                                    displayYVelocity={NumCast(this.dataDoc.mass1_velocityY)}
+                                    mass={this.mass1}
+                                    startForces={this.startForces1}
+                                    startPosX={this.mass1PosXStart}
+                                    startPosY={this.mass1PosYStart}
+                                    startVelX={this.mass1VelXStart}
+                                    startVelY={this.mass1VelYStart}
+                                    updateMassPosX={NumCast(this.dataDoc.mass1_xChange)}
+                                    updateMassPosY={NumCast(this.dataDoc.mass1_yChange)}
+                                    forcesUpdated={this.forcesUpdated1}
+                                    setForcesUpdated={this.setForcesUpdated1}
+                                    setPosition={this.setPosition1}
+                                    setVelocity={this.setVelocity1}
+                                    setAcceleration={this.setAcceleration1}
+                                />
+                                {this.simulationType === 'Pulley' && (
+                                    <Weight
+                                        {...commonWeightProps}
+                                        color="green"
+                                        componentForces={this.componentForces2}
+                                        setComponentForces={this.setComponentForces2}
+                                        displayXVelocity={NumCast(this.dataDoc.mass2_velocityX)}
+                                        displayYVelocity={NumCast(this.dataDoc.mass2_velocityY)}
+                                        mass={this.mass2}
+                                        startForces={this.startForces2}
+                                        startPosX={this.mass2PosXStart}
+                                        startPosY={this.mass2PosYStart}
+                                        startVelX={this.mass2VelXStart}
+                                        startVelY={this.mass2VelYStart}
+                                        updateMassPosX={NumCast(this.dataDoc.mass2_xChange)}
+                                        updateMassPosY={NumCast(this.dataDoc.mass2_yChange)}
+                                        forcesUpdated={this.forcesUpdated2}
+                                        setForcesUpdated={this.setForcesUpdated2}
+                                        setPosition={this.setPosition2}
+                                        setVelocity={this.setVelocity2}
+                                        setAcceleration={this.setAcceleration2}
+                                    />
+                                )}
+                            </div>
+                            <div style={{ position: 'absolute', transformOrigin: 'top left', top: 0, left: 0, width: '100%', height: '100%' }}>
+                                {(this.simulationType === 'One Weight' || this.simulationType === 'Inclined Plane') &&
+                                    this.wallPositions?.map((element, index) => <Wall key={index} length={element.length} xPos={element.xPos} yPos={element.yPos} angleInDegrees={element.angleInDegrees} />)}
+                            </div>
+                        </div>
+                    </div>
+                    <div
+                        className="mechanicsSimulationEquationContainer"
+                        onWheel={e => this._props.isContentActive() && e.stopPropagation()}
+                        style={{ overflow: 'auto', height: `${Math.max(1, 800 / this._props.PanelWidth()) * 100}%`, transform: `scale(${Math.min(1, this._props.PanelWidth() / 850)})` }}>
+                        <div className="mechanicsSimulationControls">
+                            <Stack direction="row" spacing={1}>
+                                {this.dataDoc.simulation_paused && this.simulationMode !== 'Tutorial' && (
+                                    <IconButton onClick={() => (this.dataDoc.simulation_paused = false)}>
+                                        <PlayArrowIcon />
+                                    </IconButton>
+                                )}
+                                {!this.dataDoc.simulation_paused && this.simulationMode !== 'Tutorial' && (
+                                    <IconButton onClick={() => (this.dataDoc.simulation_paused = true)}>
+                                        <PauseIcon />
+                                    </IconButton>
+                                )}
+                                {this.dataDoc.simulation_paused && this.simulationMode !== 'Tutorial' && (
+                                    <IconButton onClick={action(() => this._simReset++)}>
+                                        <ReplayIcon />
+                                    </IconButton>
+                                )}
+                            </Stack>
+                            <div className="dropdownMenu">
+                                <select
+                                    value={StrCast(this.simulationType)}
+                                    onChange={event => {
+                                        this.dataDoc.simulation_type = event.target.value;
+                                        this.setupSimulation();
+                                    }}
+                                    style={{ height: '2em', width: '100%', fontSize: '16px' }}>
+                                    <option value="One Weight">Projectile</option>
+                                    <option value="Inclined Plane">Inclined Plane</option>
+                                    <option value="Pendulum">Pendulum</option>
+                                    <option value="Spring">Spring</option>
+                                    <option value="Circular Motion">Circular Motion</option>
+                                    <option value="Pulley">Pulley</option>
+                                    <option value="Suspension">Suspension</option>
+                                </select>
+                            </div>
+                            <div className="dropdownMenu">
+                                <select
+                                    value={this.simulationMode}
+                                    onChange={event => {
+                                        this.dataDoc.simulation_mode = event.target.value;
+                                        this.setupSimulation();
+                                    }}
+                                    style={{ height: '2em', width: '100%', fontSize: '16px' }}>
+                                    <option value="Tutorial">Tutorial Mode</option>
+                                    <option value="Freeform">Freeform Mode</option>
+                                    <option value="Review">Review Mode</option>
+                                </select>
+                            </div>
+                        </div>
+                        {this.simulationMode === 'Review' && this.simulationType !== 'Inclined Plane' && (
+                            <div className="wordProblemBox">
+                                <p>{this.simulationType} review problems in progress!</p>
+                                <hr />
+                            </div>
+                        )}
+                        {this.simulationMode === 'Review' && this.simulationType === 'Inclined Plane' && (
+                            <div>
+                                {!this.dataDoc.hintDialogueOpen && (
+                                    <IconButton
+                                        onClick={() => (this.dataDoc.hintDialogueOpen = true)}
+                                        sx={{
+                                            position: 'fixed',
+                                            left: this.xMax - 50 + 'px',
+                                            top: this.yMin + 14 + 'px',
+                                        }}>
+                                        <QuestionMarkIcon />
+                                    </IconButton>
+                                )}
+                                <Dialog maxWidth="sm" fullWidth open={BoolCast(this.dataDoc.hintDialogueOpen)} onClose={() => (this.dataDoc.hintDialogueOpen = false)}>
+                                    <DialogTitle>Hints</DialogTitle>
+                                    <DialogContent>
+                                        {this.selectedQuestion.hints?.map((hint: any, index: number) => (
+                                            <div key={index}>
+                                                <DialogContentText>
+                                                    <details>
+                                                        <summary>
+                                                            <b>
+                                                                Hint {index + 1}: {hint.description}
+                                                            </b>
+                                                        </summary>
+                                                        {hint.content}
+                                                    </details>
+                                                </DialogContentText>
+                                            </div>
+                                        ))}
+                                    </DialogContent>
+                                    <DialogActions>
+                                        <Button onClick={() => (this.dataDoc.hintDialogueOpen = false)}>Close</Button>
+                                    </DialogActions>
+                                </Dialog>
+                                <div className="wordProblemBox">
+                                    <div className="question">
+                                        <p>{this.questionPartOne}</p>
+                                        <p>{this.questionPartTwo}</p>
+                                    </div>
+                                    <div className="answers">
+                                        {this.selectedQuestion.answerParts.includes('force of gravity') && (
+                                            <InputField
+                                                label={<p>Gravity magnitude</p>}
+                                                lowerBound={0}
+                                                dataDoc={this.dataDoc}
+                                                prop="review_GravityMagnitude"
+                                                step={0.1}
+                                                unit="N"
+                                                upperBound={50}
+                                                value={NumCast(this.dataDoc.review_GravityMagnitude)}
+                                                showIcon={BoolCast(this.dataDoc.simulation_showIcon)}
+                                                correctValue={NumListCast(this.dataDoc.answers)[this.selectedQuestion.answerParts.indexOf('force of gravity')]}
+                                                labelWidth="7em"
+                                            />
+                                        )}
+                                        {this.selectedQuestion.answerParts.includes('angle of gravity') && (
+                                            <InputField
+                                                label={<p>Gravity angle</p>}
+                                                lowerBound={0}
+                                                dataDoc={this.dataDoc}
+                                                prop="review_GravityAngle"
+                                                step={1}
+                                                unit="°"
+                                                upperBound={360}
+                                                value={NumCast(this.dataDoc.review_GravityAngle)}
+                                                radianEquivalent
+                                                showIcon={BoolCast(this.dataDoc.simulation_showIcon)}
+                                                correctValue={NumListCast(this.dataDoc.answers)[this.selectedQuestion.answerParts.indexOf('angle of gravity')]}
+                                                labelWidth="7em"
+                                            />
+                                        )}
+                                        {this.selectedQuestion.answerParts.includes('normal force') && (
+                                            <InputField
+                                                label={<p>Normal force magnitude</p>}
+                                                lowerBound={0}
+                                                dataDoc={this.dataDoc}
+                                                prop="review_NormalMagnitude"
+                                                step={0.1}
+                                                unit="N"
+                                                upperBound={50}
+                                                value={NumCast(this.dataDoc.review_NormalMagnitude)}
+                                                showIcon={BoolCast(this.dataDoc.simulation_showIcon)}
+                                                correctValue={NumListCast(this.dataDoc.answers)[this.selectedQuestion.answerParts.indexOf('normal force')]}
+                                                labelWidth="7em"
+                                            />
+                                        )}
+                                        {this.selectedQuestion.answerParts.includes('angle of normal force') && (
+                                            <InputField
+                                                label={<p>Normal force angle</p>}
+                                                lowerBound={0}
+                                                dataDoc={this.dataDoc}
+                                                prop="review_NormalAngle"
+                                                step={1}
+                                                unit="°"
+                                                upperBound={360}
+                                                value={NumCast(this.dataDoc.review_NormalAngle)}
+                                                radianEquivalent
+                                                showIcon={BoolCast(this.dataDoc.simulation_showIcon)}
+                                                correctValue={NumListCast(this.dataDoc.answers)[this.selectedQuestion.answerParts.indexOf('angle of normal force')]}
+                                                labelWidth="7em"
+                                            />
+                                        )}
+                                        {this.selectedQuestion.answerParts.includes('force of static friction') && (
+                                            <InputField
+                                                label={<p>Static friction magnitude</p>}
+                                                lowerBound={0}
+                                                dataDoc={this.dataDoc}
+                                                prop="review_StaticMagnitude"
+                                                step={0.1}
+                                                unit="N"
+                                                upperBound={50}
+                                                value={NumCast(this.dataDoc.review_StaticMagnitude)}
+                                                showIcon={BoolCast(this.dataDoc.simulation_showIcon)}
+                                                correctValue={NumListCast(this.dataDoc.answers)[this.selectedQuestion.answerParts.indexOf('force of static friction')]}
+                                                labelWidth="7em"
+                                            />
+                                        )}
+                                        {this.selectedQuestion.answerParts.includes('angle of static friction') && (
+                                            <InputField
+                                                label={<p>Static friction angle</p>}
+                                                lowerBound={0}
+                                                dataDoc={this.dataDoc}
+                                                prop="review_StaticAngle"
+                                                step={1}
+                                                unit="°"
+                                                upperBound={360}
+                                                value={NumCast(this.dataDoc.review_StaticAngle)}
+                                                radianEquivalent
+                                                showIcon={BoolCast(this.dataDoc.simulation_showIcon)}
+                                                correctValue={NumListCast(this.dataDoc.answers)[this.selectedQuestion.answerParts.indexOf('angle of static friction')]}
+                                                labelWidth="7em"
+                                            />
+                                        )}
+                                        {this.selectedQuestion.answerParts.includes('coefficient of static friction') && (
+                                            <InputField
+                                                label={
+                                                    <Box>
+                                                        &mu;<sub>s</sub>
+                                                    </Box>
+                                                }
+                                                lowerBound={0}
+                                                dataDoc={this.dataDoc}
+                                                prop="coefficientOfStaticFriction"
+                                                step={0.1}
+                                                unit=""
+                                                upperBound={1}
+                                                value={NumCast(this.dataDoc.coefficientOfStaticFriction)}
+                                                effect={this.updateReviewForcesBasedOnCoefficient}
+                                                showIcon={BoolCast(this.dataDoc.simulation_showIcon)}
+                                                correctValue={NumListCast(this.dataDoc.answers)[this.selectedQuestion.answerParts.indexOf('coefficient of static friction')]}
+                                            />
+                                        )}
+                                        {this.selectedQuestion.answerParts.includes('wedge angle') && (
+                                            <InputField
+                                                label={<Box>&theta;</Box>}
+                                                lowerBound={0}
+                                                dataDoc={this.dataDoc}
+                                                prop="wedge_angle"
+                                                step={1}
+                                                unit="°"
+                                                upperBound={49}
+                                                value={this.wedgeAngle}
+                                                effect={(val: number) => {
+                                                    this.changeWedgeBasedOnNewAngle(val);
+                                                    this.updateReviewForcesBasedOnAngle(val);
+                                                }}
+                                                radianEquivalent
+                                                showIcon={BoolCast(this.dataDoc.simulation_showIcon)}
+                                                correctValue={NumListCast(this.dataDoc.answers)[this.selectedQuestion.answerParts.indexOf('wedge angle')]}
+                                            />
+                                        )}
+                                    </div>
+                                </div>
+                            </div>
+                        )}
+                        {this.simulationMode === 'Tutorial' && (
+                            <div className="wordProblemBox">
+                                <div className="question">
+                                    <h2>Problem</h2>
+                                    <p>{this.tutorial.question}</p>
+                                </div>
+                                <div
+                                    style={{
+                                        display: 'flex',
+                                        justifyContent: 'spaceBetween',
+                                        width: '100%',
+                                    }}>
+                                    <IconButton
+                                        onClick={() => {
+                                            let step = NumCast(this.dataDoc.tutorial_stepNumber) - 1;
+                                            step = Math.max(step, 0);
+                                            step = Math.min(step, this.tutorial.steps.length - 1);
+                                            this.dataDoc.tutorial_stepNumber = step;
+                                            this.dataDoc.mass1_forcesStart = JSON.stringify(this.tutorial.steps[step].forces);
+                                            this.dataDoc.mass1_forcesUpdated = JSON.stringify(this.tutorial.steps[step].forces);
+                                            this.dataDoc.simulation_showForceMagnitudes = this.tutorial.steps[step].showMagnitude;
+                                        }}
+                                        disabled={this.dataDoc.tutorial_stepNumber === 0}>
+                                        <ArrowLeftIcon />
+                                    </IconButton>
+                                    <div>
+                                        <h3>
+                                            Step {NumCast(this.dataDoc.tutorial_stepNumber) + 1}: {this.tutorial.steps[NumCast(this.dataDoc.tutorial_stepNumber)].description}
+                                        </h3>
+                                        <p>{this.tutorial.steps[NumCast(this.dataDoc.tutorial_stepNumber)].content}</p>
+                                    </div>
+                                    <IconButton
+                                        onClick={() => {
+                                            let step = NumCast(this.dataDoc.tutorial_stepNumber) + 1;
+                                            step = Math.max(step, 0);
+                                            step = Math.min(step, this.tutorial.steps.length - 1);
+                                            this.dataDoc.tutorial_stepNumber = step;
+                                            this.dataDoc.mass1_forcesStart = JSON.stringify(this.tutorial.steps[step].forces);
+                                            this.dataDoc.mass1_forcesUpdated = JSON.stringify(this.tutorial.steps[step].forces);
+                                            this.dataDoc.simulation_showForceMagnitudes = this.tutorial.steps[step].showMagnitude;
+                                        }}
+                                        disabled={this.dataDoc.tutorial_stepNumber === this.tutorial.steps.length - 1}>
+                                        <ArrowRightIcon />
+                                    </IconButton>
+                                </div>
+                                <div>
+                                    {(this.simulationType === 'One Weight' || this.simulationType === 'Inclined Plane' || this.simulationType === 'Pendulum') && <p>Resources</p>}
+                                    {this.simulationType === 'One Weight' && (
+                                        <ul>
+                                            <li>
+                                                <a
+                                                    href="https://www.khanacademy.org/science/physics/one-dimensional-motion"
+                                                    target="_blank"
+                                                    rel="noreferrer"
+                                                    style={{
+                                                        color: 'blue',
+                                                        textDecoration: 'underline',
+                                                    }}>
+                                                    Khan Academy - One Dimensional Motion
+                                                </a>
+                                            </li>
+                                            <li>
+                                                <a
+                                                    href="https://www.khanacademy.org/science/physics/two-dimensional-motion"
+                                                    target="_blank"
+                                                    rel="noreferrer"
+                                                    style={{
+                                                        color: 'blue',
+                                                        textDecoration: 'underline',
+                                                    }}>
+                                                    Khan Academy - Two Dimensional Motion
+                                                </a>
+                                            </li>
+                                        </ul>
+                                    )}
+                                    {this.simulationType === 'Inclined Plane' && (
+                                        <ul>
+                                            <li>
+                                                <a
+                                                    href="https://www.khanacademy.org/science/physics/forces-newtons-laws#normal-contact-force"
+                                                    target="_blank"
+                                                    rel="noreferrer"
+                                                    style={{
+                                                        color: 'blue',
+                                                        textDecoration: 'underline',
+                                                    }}>
+                                                    Khan Academy - Normal Force
+                                                </a>
+                                            </li>
+                                            <li>
+                                                <a
+                                                    href="https://www.khanacademy.org/science/physics/forces-newtons-laws#inclined-planes-friction"
+                                                    target="_blank"
+                                                    rel="noreferrer"
+                                                    style={{
+                                                        color: 'blue',
+                                                        textDecoration: 'underline',
+                                                    }}>
+                                                    Khan Academy - Inclined Planes
+                                                </a>
+                                            </li>
+                                        </ul>
+                                    )}
+                                    {this.simulationType === 'Pendulum' && (
+                                        <ul>
+                                            <li>
+                                                <a
+                                                    href="https://www.khanacademy.org/science/physics/forces-newtons-laws#tension-tutorial"
+                                                    target="_blank"
+                                                    rel="noreferrer"
+                                                    style={{
+                                                        color: 'blue',
+                                                        textDecoration: 'underline',
+                                                    }}>
+                                                    Khan Academy - Tension
+                                                </a>
+                                            </li>
+                                        </ul>
+                                    )}
+                                </div>
+                            </div>
+                        )}
+                        {this.simulationMode === 'Review' && this.simulationType === 'Inclined Plane' && (
+                            <div
+                                style={{
+                                    display: 'flex',
+                                    justifyContent: 'space-between',
+                                    marginTop: '10px',
+                                }}>
+                                <p
+                                    style={{
+                                        color: 'blue',
+                                        textDecoration: 'underline',
+                                        cursor: 'pointer',
+                                    }}
+                                    onClick={() => (this.dataDoc.simulation_mode = 'Tutorial')}>
+                                    {' '}
+                                    Go to walkthrough{' '}
+                                </p>
+                                <div style={{ display: 'flex', flexDirection: 'column' }}>
+                                    <Button
+                                        onClick={action(() => {
+                                            this._simReset++;
+                                            this.checkAnswers();
+                                            this.dataDoc.simulation_showIcon = true;
+                                        })}
+                                        variant="outlined">
+                                        <p>Submit</p>
+                                    </Button>
+                                    <Button
+                                        onClick={() => {
+                                            this.generateNewQuestion();
+                                            this.dataDoc.simulation_showIcon = false;
+                                        }}
+                                        variant="outlined">
+                                        <p>New question</p>
+                                    </Button>
+                                </div>
+                            </div>
+                        )}
+                        {this.simulationMode === 'Freeform' && (
+                            <div className="vars">
+                                <FormControl component="fieldset">
+                                    <FormGroup>
+                                        {this.simulationType === 'One Weight' && (
+                                            <FormControlLabel
+                                                control={<Checkbox checked={BoolCast(this.dataDoc.elasticCollisions)} onChange={() => (this.dataDoc.elasticCollisions = !this.dataDoc.elasticCollisions)} />}
+                                                label="Make collisions elastic"
+                                                labelPlacement="start"
+                                            />
+                                        )}
+                                        <FormControlLabel
+                                            control={<Checkbox checked={BoolCast(this.dataDoc.simulation_showForces)} onChange={() => (this.dataDoc.simulation_showForces = !this.dataDoc.simulation_showForces)} />}
+                                            label="Show force vectors"
+                                            labelPlacement="start"
+                                        />
+                                        {(this.simulationType === 'Inclined Plane' || this.simulationType === 'Pendulum') && (
+                                            <FormControlLabel
+                                                control={<Checkbox checked={BoolCast(this.dataDoc.simulation_showComponentForces)} onChange={() => (this.dataDoc.simulation_showComponentForces = !this.dataDoc.simulation_showComponentForces)} />}
+                                                label="Show component force vectors"
+                                                labelPlacement="start"
+                                            />
+                                        )}
+                                        <FormControlLabel
+                                            control={<Checkbox checked={BoolCast(this.dataDoc.simulation_showAcceleration)} onChange={() => (this.dataDoc.simulation_showAcceleration = !this.dataDoc.simulation_showAcceleration)} />}
+                                            label="Show acceleration vector"
+                                            labelPlacement="start"
+                                        />
+                                        <FormControlLabel
+                                            control={<Checkbox checked={BoolCast(this.dataDoc.simulation_showVelocity)} onChange={() => (this.dataDoc.simulation_showVelocity = !this.dataDoc.simulation_showVelocity)} />}
+                                            label="Show velocity vector"
+                                            labelPlacement="start"
+                                        />
+                                        <InputField label={<Box>Speed</Box>} lowerBound={1} dataDoc={this.dataDoc} prop="simulation_speed" step={1} unit="x" upperBound={10} value={NumCast(this.dataDoc.simulation_speed, 2)} labelWidth="5em" />
+                                        {this.dataDoc.simulation_paused && this.simulationType !== 'Circular Motion' && (
+                                            <InputField
+                                                label={<Box>Gravity</Box>}
+                                                lowerBound={-30}
+                                                dataDoc={this.dataDoc}
+                                                prop="gravity"
+                                                step={0.01}
+                                                unit="m/s2"
+                                                upperBound={0}
+                                                value={NumCast(this.dataDoc.simulation_gravity, -9.81)}
+                                                effect={(val: number) => this.setupSimulation()}
+                                                labelWidth="5em"
+                                            />
+                                        )}
+                                        {this.dataDoc.simulation_paused && this.simulationType !== 'Pulley' && (
+                                            <InputField
+                                                label={<Box>Mass</Box>}
+                                                lowerBound={1}
+                                                dataDoc={this.dataDoc}
+                                                prop="mass1"
+                                                step={0.1}
+                                                unit="kg"
+                                                upperBound={5}
+                                                value={this.mass1 ?? 1}
+                                                effect={(val: number) => this.setupSimulation()}
+                                                labelWidth="5em"
+                                            />
+                                        )}
+                                        {this.dataDoc.simulation_paused && this.simulationType === 'Pulley' && (
+                                            <InputField
+                                                label={<Box>Red mass</Box>}
+                                                lowerBound={1}
+                                                dataDoc={this.dataDoc}
+                                                prop="mass1"
+                                                step={0.1}
+                                                unit="kg"
+                                                upperBound={5}
+                                                value={this.mass1 ?? 1}
+                                                effect={(val: number) => this.setupSimulation()}
+                                                labelWidth="5em"
+                                            />
+                                        )}
+                                        {this.dataDoc.simulation_paused && this.simulationType === 'Pulley' && (
+                                            <InputField
+                                                label={<Box>Blue mass</Box>}
+                                                lowerBound={1}
+                                                dataDoc={this.dataDoc}
+                                                prop="mass2"
+                                                step={0.1}
+                                                unit="kg"
+                                                upperBound={5}
+                                                value={this.mass2 ?? 1}
+                                                effect={(val: number) => this.setupSimulation()}
+                                                labelWidth="5em"
+                                            />
+                                        )}
+                                        {this.dataDoc.simulation_paused && this.simulationType === 'Circular Motion' && (
+                                            <InputField
+                                                label={<Box>Rod length</Box>}
+                                                lowerBound={100}
+                                                dataDoc={this.dataDoc}
+                                                prop="circularMotionRadius"
+                                                step={5}
+                                                unit="m"
+                                                upperBound={250}
+                                                value={this.circularMotionRadius}
+                                                effect={(val: number) => this.setupSimulation()}
+                                                labelWidth="5em"
+                                            />
+                                        )}
+                                    </FormGroup>
+                                </FormControl>
+                                {this.simulationType === 'Spring' && this.dataDoc.simulation_paused && (
+                                    <div>
+                                        <InputField
+                                            label={<Typography color="inherit">Spring stiffness</Typography>}
+                                            lowerBound={0.1}
+                                            dataDoc={this.dataDoc}
+                                            prop="spring_constant"
+                                            step={1}
+                                            unit="N/m"
+                                            upperBound={500}
+                                            value={this.springConstant}
+                                            effect={action(() => this._simReset++)}
+                                            radianEquivalent={false}
+                                            mode="Freeform"
+                                            labelWidth="7em"
+                                        />
+                                        <InputField
+                                            label={<Typography color="inherit">Rest length</Typography>}
+                                            lowerBound={10}
+                                            dataDoc={this.dataDoc}
+                                            prop="spring_lengthRest"
+                                            step={100}
+                                            unit=""
+                                            upperBound={500}
+                                            value={this.springLengthRest}
+                                            effect={action(() => this._simReset++)}
+                                            radianEquivalent={false}
+                                            mode="Freeform"
+                                            labelWidth="7em"
+                                        />
+                                        <InputField
+                                            label={<Typography color="inherit">Starting displacement</Typography>}
+                                            lowerBound={-(this.springLengthRest - 10)}
+                                            dataDoc={this.dataDoc}
+                                            prop=""
+                                            step={10}
+                                            unit=""
+                                            upperBound={this.springLengthRest}
+                                            value={this.springLengthStart - this.springLengthRest}
+                                            effect={action((val: number) => {
+                                                this.dataDoc.mass1_positionYstart = this.springLengthRest + val;
+                                                this.dataDoc.spring_lengthStart = this.springLengthRest + val;
+                                                this._simReset++;
+                                            })}
+                                            radianEquivalent={false}
+                                            mode="Freeform"
+                                            labelWidth="7em"
+                                        />
+                                    </div>
+                                )}
+                                {this.simulationType === 'Inclined Plane' && this.dataDoc.simulation_paused && (
+                                    <div>
+                                        <InputField
+                                            label={<Box>&theta;</Box>}
+                                            lowerBound={0}
+                                            dataDoc={this.dataDoc}
+                                            prop="wedge_angle"
+                                            step={1}
+                                            unit="°"
+                                            upperBound={49}
+                                            value={this.wedgeAngle}
+                                            effect={action((val: number) => {
+                                                this.changeWedgeBasedOnNewAngle(val);
+                                                this._simReset++;
+                                            })}
+                                            radianEquivalent
+                                            mode="Freeform"
+                                            labelWidth="2em"
+                                        />
+                                        <InputField
+                                            label={
+                                                <Box>
+                                                    &mu;<sub>s</sub>
+                                                </Box>
+                                            }
+                                            lowerBound={0}
+                                            dataDoc={this.dataDoc}
+                                            prop="coefficientOfStaticFriction"
+                                            step={0.1}
+                                            unit=""
+                                            upperBound={1}
+                                            value={NumCast(this.dataDoc.coefficientOfStaticFriction) ?? 0}
+                                            effect={action((val: number) => {
+                                                this.updateForcesWithFriction(val);
+                                                if (val < NumCast(this.dataDoc.coefficientOfKineticFriction)) {
+                                                    this.dataDoc.soefficientOfKineticFriction = val;
+                                                }
+                                                this._simReset++;
+                                            })}
+                                            mode="Freeform"
+                                            labelWidth="2em"
+                                        />
+                                        <InputField
+                                            label={
+                                                <Box>
+                                                    &mu;<sub>k</sub>
+                                                </Box>
+                                            }
+                                            lowerBound={0}
+                                            dataDoc={this.dataDoc}
+                                            prop="coefficientOfKineticFriction"
+                                            step={0.1}
+                                            unit=""
+                                            upperBound={NumCast(this.dataDoc.coefficientOfStaticFriction)}
+                                            value={NumCast(this.dataDoc.coefficientOfKineticFriction) ?? 0}
+                                            effect={action(() => this._simReset++)}
+                                            mode="Freeform"
+                                            labelWidth="2em"
+                                        />
+                                    </div>
+                                )}
+                                {this.simulationType === 'Inclined Plane' && !this.dataDoc.simulation_paused && (
+                                    <Typography>
+                                        <>
+                                            &theta;: {Math.round(this.wedgeAngle * 100) / 100}° ≈ {Math.round(((this.wedgeAngle * Math.PI) / 180) * 100) / 100} rad
+                                            <br />
+                                            &mu; <sub>s</sub>: {this.dataDoc.coefficientOfStaticFriction}
+                                            <br />
+                                            &mu; <sub>k</sub>: {this.dataDoc.coefficientOfKineticFriction}
+                                        </>
+                                    </Typography>
+                                )}
+                                {this.simulationType === 'Pendulum' && !this.dataDoc.simulation_paused && (
+                                    <Typography>
+                                        &theta;: {Math.round(this.pendulumAngle * 100) / 100}° ≈ {Math.round(((this.pendulumAngle * Math.PI) / 180) * 100) / 100} rad
+                                    </Typography>
+                                )}
+                                {this.simulationType === 'Pendulum' && this.dataDoc.simulation_paused && (
+                                    <div>
+                                        <InputField
+                                            label={<Box>Angle</Box>}
+                                            lowerBound={0}
+                                            dataDoc={this.dataDoc}
+                                            prop="pendulum_angle"
+                                            step={1}
+                                            unit="°"
+                                            upperBound={59}
+                                            value={NumCast(this.dataDoc.pendulum_angle, 30)}
+                                            effect={action(value => {
+                                                this.dataDoc.pendulum_angleStart = value;
+                                                this.dataDoc.pendulum_lengthStart = this.dataDoc.pendulum_length;
+                                                if (this.simulationType === 'Pendulum') {
+                                                    const mag = this.mass1 * Math.abs(this.gravity) * Math.cos((value * Math.PI) / 180);
+
+                                                    const forceOfTension: IForce = {
+                                                        description: 'Tension',
+                                                        magnitude: mag,
+                                                        directionInDegrees: 90 - value,
+                                                    };
+                                                    const gravityParallel: IForce = {
+                                                        description: 'Gravity Parallel Component',
+                                                        magnitude: Math.abs(this.gravity) * Math.cos((value * Math.PI) / 180),
+                                                        directionInDegrees: 270 - value,
+                                                    };
+                                                    const gravityPerpendicular: IForce = {
+                                                        description: 'Gravity Perpendicular Component',
+                                                        magnitude: Math.abs(this.gravity) * Math.sin((value * Math.PI) / 180),
+                                                        directionInDegrees: -value,
+                                                    };
+
+                                                    const length = this.pendulumLength;
+                                                    const x = length * Math.cos(((90 - value) * Math.PI) / 180);
+                                                    const y = length * Math.sin(((90 - value) * Math.PI) / 180);
+                                                    const xPos = this.xMax / 2 - x - NumCast(this.dataDoc.radius);
+                                                    const yPos = y - NumCast(this.dataDoc.radius) - 5;
+                                                    this.dataDoc.mass1_positionXstart = xPos;
+                                                    this.dataDoc.mass1_positionYstart = yPos;
+
+                                                    this.dataDoc.mass1_forcesStart = JSON.stringify([this.gravityForce(this.mass1), forceOfTension]);
+                                                    this.dataDoc.mass1_forcesUpdated = JSON.stringify([this.gravityForce(this.mass1), forceOfTension]);
+                                                    this.dataDoc.mass1_componentForces = JSON.stringify([forceOfTension, gravityParallel, gravityPerpendicular]);
+                                                    this._simReset++;
+                                                }
+                                            })}
+                                            radianEquivalent
+                                            mode="Freeform"
+                                            labelWidth="5em"
+                                        />
+                                        <InputField
+                                            label={<Box>Rod length</Box>}
+                                            lowerBound={0}
+                                            dataDoc={this.dataDoc}
+                                            prop="pendulum_length"
+                                            step={1}
+                                            unit="m"
+                                            upperBound={400}
+                                            value={Math.round(this.pendulumLength)}
+                                            effect={action(value => {
+                                                if (this.simulationType === 'Pendulum') {
+                                                    this.dataDoc.pendulum_angleStart = this.pendulumAngle;
+                                                    this.dataDoc.pendulum_lengthStart = value;
+                                                    this._simReset++;
+                                                }
+                                            })}
+                                            radianEquivalent={false}
+                                            mode="Freeform"
+                                            labelWidth="5em"
+                                        />
+                                    </div>
+                                )}
+                            </div>
+                        )}
+                        <div className="mechanicsSimulationEquation">
+                            {this.simulationMode === 'Freeform' && (
+                                <table>
+                                    <tbody>
+                                        <tr>
+                                            <td>{this.simulationType === 'Pulley' ? 'Red Weight' : ''}</td>
+                                            <td>X</td>
+                                            <td>Y</td>
+                                        </tr>
+                                        <tr>
+                                            <td
+                                                style={{ cursor: 'help' }}
+                                                // onClick={() => {
+                                                //   window.open(
+                                                //     "https://www.khanacademy.org/science/physics/two-dimensional-motion"
+                                                //   );
+                                                // }}
+                                            >
+                                                <Box>Position</Box>
+                                            </td>
+                                            {(!this.dataDoc.simulation_paused || this.simulationType === 'Inclined Plane' || this.simulationType === 'Circular Motion' || this.simulationType === 'Pulley') && (
+                                                <td style={{ cursor: 'default' }}>{this.dataDoc.mass1_positionX + ''} m</td>
+                                            )}{' '}
+                                            {this.dataDoc.simulation_paused && this.simulationType !== 'Inclined Plane' && this.simulationType !== 'Circular Motion' && this.simulationType !== 'Pulley' && (
+                                                <td
+                                                    style={{
+                                                        cursor: 'default',
+                                                    }}>
+                                                    <InputField
+                                                        lowerBound={this.simulationType === 'Projectile' ? 1 : (this.xMax + this.xMin) / 4 - this.radius - 15}
+                                                        dataDoc={this.dataDoc}
+                                                        prop="mass1_positionX"
+                                                        step={1}
+                                                        unit="m"
+                                                        upperBound={this.simulationType === 'Projectile' ? this.xMax - 110 : (3 * (this.xMax + this.xMin)) / 4 - this.radius / 2 - 15}
+                                                        value={NumCast(this.dataDoc.mass1_positionX)}
+                                                        effect={value => {
+                                                            this.dataDoc.mass1_xChange = value;
+                                                            if (this.simulationType === 'Suspension') {
+                                                                const x1rod = (this.xMax + this.xMin) / 2 - this.radius - this.yMin - 200;
+                                                                const x2rod = (this.xMax + this.xMin) / 2 + this.yMin + 200 + this.radius;
+                                                                const deltaX1 = value + this.radius - x1rod;
+                                                                const deltaX2 = x2rod - (value + this.radius);
+                                                                const deltaY = this.getYPosFromDisplay(NumCast(this.dataDoc.mass1_positionY)) + this.radius;
+                                                                let dir1T = Math.PI - Math.atan(deltaY / deltaX1);
+                                                                let dir2T = Math.atan(deltaY / deltaX2);
+                                                                const tensionMag2 = (this.mass1 * Math.abs(this.gravity)) / ((-Math.cos(dir2T) / Math.cos(dir1T)) * Math.sin(dir1T) + Math.sin(dir2T));
+                                                                const tensionMag1 = (-tensionMag2 * Math.cos(dir2T)) / Math.cos(dir1T);
+                                                                dir1T = (dir1T * 180) / Math.PI;
+                                                                dir2T = (dir2T * 180) / Math.PI;
+                                                                const tensionForce1: IForce = {
+                                                                    description: 'Tension',
+                                                                    magnitude: tensionMag1,
+                                                                    directionInDegrees: dir1T,
+                                                                };
+                                                                const tensionForce2: IForce = {
+                                                                    description: 'Tension',
+                                                                    magnitude: tensionMag2,
+                                                                    directionInDegrees: dir2T,
+                                                                };
+                                                                const gravity = this.gravityForce(this.mass1);
+                                                                this.dataDoc.mass1_forcesUpdated = JSON.stringify([tensionForce1, tensionForce2, gravity]);
+                                                            }
+                                                        }}
+                                                        small
+                                                        mode="Freeform"
+                                                    />
+                                                </td>
+                                            )}{' '}
+                                            {(!this.dataDoc.simulation_paused || this.simulationType === 'Inclined Plane' || this.simulationType === 'Circular Motion' || this.simulationType === 'Pulley') && (
+                                                <td style={{ cursor: 'default' }}>{`${NumCast(this.dataDoc.mass1_positionY)} m`}</td>
+                                            )}{' '}
+                                            {this.dataDoc.simulation_paused && this.simulationType !== 'Inclined Plane' && this.simulationType !== 'Circular Motion' && this.simulationType !== 'Pulley' && (
+                                                <td
+                                                    style={{
+                                                        cursor: 'default',
+                                                    }}>
+                                                    <InputField
+                                                        lowerBound={1}
+                                                        dataDoc={this.dataDoc}
+                                                        prop="mass1_positionY"
+                                                        step={1}
+                                                        unit="m"
+                                                        upperBound={this.yMax - 110}
+                                                        value={NumCast(this.dataDoc.mass1_positionY)}
+                                                        effect={value => {
+                                                            this.dataDoc.mass1_yChange = value;
+                                                            if (this.simulationType === 'Suspension') {
+                                                                const x1rod = (this.xMax + this.xMin) / 2 - this.radius - this.yMin - 200;
+                                                                const x2rod = (this.xMax + this.xMin) / 2 + this.yMin + 200 + this.radius;
+                                                                const deltaX1 = NumCast(this.dataDoc.mass1_positionX) + this.radius - x1rod;
+                                                                const deltaX2 = x2rod - (NumCast(this.dataDoc.mass1_positionX) + this.radius);
+                                                                const deltaY = this.getYPosFromDisplay(value) + this.radius;
+                                                                let dir1T = Math.PI - Math.atan(deltaY / deltaX1);
+                                                                let dir2T = Math.atan(deltaY / deltaX2);
+                                                                const tensionMag2 = (this.mass1 * Math.abs(this.gravity)) / ((-Math.cos(dir2T) / Math.cos(dir1T)) * Math.sin(dir1T) + Math.sin(dir2T));
+                                                                const tensionMag1 = (-tensionMag2 * Math.cos(dir2T)) / Math.cos(dir1T);
+                                                                dir1T = (dir1T * 180) / Math.PI;
+                                                                dir2T = (dir2T * 180) / Math.PI;
+                                                                const tensionForce1: IForce = {
+                                                                    description: 'Tension',
+                                                                    magnitude: tensionMag1,
+                                                                    directionInDegrees: dir1T,
+                                                                };
+                                                                const tensionForce2: IForce = {
+                                                                    description: 'Tension',
+                                                                    magnitude: tensionMag2,
+                                                                    directionInDegrees: dir2T,
+                                                                };
+                                                                const gravity = this.gravityForce(this.mass1);
+                                                                this.dataDoc.mass1_forcesUpdated = JSON.stringify([tensionForce1, tensionForce2, gravity]);
+                                                            }
+                                                        }}
+                                                        small
+                                                        mode="Freeform"
+                                                    />
+                                                </td>
+                                            )}{' '}
+                                        </tr>
+                                        <tr>
+                                            <td
+                                                style={{ cursor: 'help' }}
+                                                // onClick={() => {
+                                                //   window.open(
+                                                //     "https://www.khanacademy.org/science/physics/two-dimensional-motion"
+                                                //   );
+                                                // }}
+                                            >
+                                                <Box>Velocity</Box>
+                                            </td>
+                                            {(!this.dataDoc.simulation_paused || (this.simulationType !== 'One Weight' && this.simulationType !== 'Circular Motion')) && (
+                                                <td style={{ cursor: 'default' }}>{`${NumCast(this.dataDoc.mass1_velocityX)} m/s`}</td>
+                                            )}{' '}
+                                            {this.dataDoc.simulation_paused && (this.simulationType === 'One Weight' || this.simulationType === 'Circular Motion') && (
+                                                <td
+                                                    style={{
+                                                        cursor: 'default',
+                                                    }}>
+                                                    <InputField
+                                                        lowerBound={-50}
+                                                        dataDoc={this.dataDoc}
+                                                        prop="mass1_velocityX"
+                                                        step={1}
+                                                        unit="m/s"
+                                                        upperBound={50}
+                                                        value={NumCast(this.dataDoc.mass1_velocityX)}
+                                                        effect={action(value => {
+                                                            this.dataDoc.mass1_velocityXstart = value;
+                                                            this._simReset++;
+                                                        })}
+                                                        small
+                                                        mode="Freeform"
+                                                    />
+                                                </td>
+                                            )}{' '}
+                                            {(!this.dataDoc.simulation_paused || this.simulationType !== 'One Weight') && <td style={{ cursor: 'default' }}>{this.dataDoc.mass1_velocityY + ''} m/s</td>}{' '}
+                                            {this.dataDoc.simulation_paused && this.simulationType === 'One Weight' && (
+                                                <td
+                                                    style={{
+                                                        cursor: 'default',
+                                                    }}>
+                                                    <InputField
+                                                        lowerBound={-50}
+                                                        dataDoc={this.dataDoc}
+                                                        prop="mass1_velocityY"
+                                                        step={1}
+                                                        unit="m/s"
+                                                        upperBound={50}
+                                                        value={NumCast(this.dataDoc.mass1_velocityY)}
+                                                        effect={value => {
+                                                            this.dataDoc.mass1_velocityYstart = -value;
+                                                        }}
+                                                        small
+                                                        mode="Freeform"
+                                                    />
+                                                </td>
+                                            )}{' '}
+                                        </tr>
+                                        <tr>
+                                            <td
+                                                style={{ cursor: 'help' }}
+                                                // onClick={() => {
+                                                //   window.open(
+                                                //     "https://www.khanacademy.org/science/physics/two-dimensional-motion"
+                                                //   );
+                                                // }}
+                                            >
+                                                <Box>Acceleration</Box>
+                                            </td>
+                                            <td style={{ cursor: 'default' }}>
+                                                {this.dataDoc.mass1_accelerationX + ''} m/s<sup>2</sup>
+                                            </td>
+                                            <td style={{ cursor: 'default' }}>
+                                                {this.dataDoc.mass1_accelerationY + ''} m/s<sup>2</sup>
+                                            </td>
+                                        </tr>
+                                        <tr>
+                                            <td>
+                                                <Box>Momentum</Box>
+                                            </td>
+                                            <td>{Math.round(NumCast(this.dataDoc.mass1_velocityX) * this.mass1 * 10) / 10} kg*m/s</td>
+                                            <td>{Math.round(NumCast(this.dataDoc.mass1_velocityY) * this.mass1 * 10) / 10} kg*m/s</td>
+                                        </tr>
+                                    </tbody>
+                                </table>
+                            )}
+                            {this.simulationMode === 'Freeform' && this.simulationType === 'Pulley' && (
+                                <table>
+                                    <tbody>
+                                        <tr>
+                                            <td>Blue Weight</td>
+                                            <td>X</td>
+                                            <td>Y</td>
+                                        </tr>
+                                        <tr>
+                                            <td>
+                                                <Box>Position</Box>
+                                            </td>
+                                            <td style={{ cursor: 'default' }}>{`${this.dataDoc.mass2_positionX} m`}</td>
+                                            <td style={{ cursor: 'default' }}>{`${this.dataDoc.mass2_positionY} m`}</td>
+                                        </tr>
+                                        <tr>
+                                            <td>
+                                                <Box>Velocity</Box>
+                                            </td>
+                                            <td style={{ cursor: 'default' }}>{`${this.dataDoc.mass2_positionX} m/s`}</td>
+                                            <td style={{ cursor: 'default' }}>{`${this.dataDoc.mass2_positionY} m/s`}</td>
+                                        </tr>
+                                        <tr>
+                                            <td>
+                                                <Box>Acceleration</Box>
+                                            </td>
+                                            <td style={{ cursor: 'default' }}>
+                                                {this.dataDoc.mass2_accelerationX + ''} m/s<sup>2</sup>
+                                            </td>
+                                            <td style={{ cursor: 'default' }}>
+                                                {this.dataDoc.mass2_accelerationY + ''} m/s<sup>2</sup>
+                                            </td>
+                                        </tr>
+                                        <tr>
+                                            <td>
+                                                <Box>Momentum</Box>
+                                            </td>
+                                            <td>{Math.round(NumCast(this.dataDoc.mass2_velocityX) * this.mass1 * 10) / 10} kg*m/s</td>
+                                            <td>{Math.round(NumCast(this.dataDoc.mass2_velocityY) * this.mass1 * 10) / 10} kg*m/s</td>
+                                        </tr>
+                                    </tbody>
+                                </table>
+                            )}
+                        </div>
+                        {this.simulationType !== 'Pendulum' && this.simulationType !== 'Spring' && (
+                            <div>
+                                <p>Kinematic Equations</p>
+                                <ul>
+                                    <li>
+                                        Position: x<sub>1</sub>=x<sub>0</sub>+v<sub>0</sub>t+
+                                        <sup>1</sup>&frasl;
+                                        <sub>2</sub>at
+                                        <sup>2</sup>
+                                    </li>
+                                    <li>
+                                        Velocity: v<sub>1</sub>=v<sub>0</sub>+at
+                                    </li>
+                                    <li>Acceleration: a = F/m</li>
+                                </ul>
+                            </div>
+                        )}
+                        {this.simulationType === 'Spring' && (
+                            <div>
+                                <p>Harmonic Motion Equations: Spring</p>
+                                <ul>
+                                    <li>
+                                        Spring force: F<sub>s</sub>=kd
+                                    </li>
+                                    <li>
+                                        Spring period: T<sub>s</sub>=2&pi;&#8730;<sup>m</sup>&frasl;
+                                        <sub>k</sub>
+                                    </li>
+                                    <li>Equilibrium displacement for vertical spring: d = mg/k</li>
+                                    <li>
+                                        Elastic potential energy: U<sub>s</sub>=<sup>1</sup>&frasl;
+                                        <sub>2</sub>kd<sup>2</sup>
+                                    </li>
+                                    <ul>
+                                        <li>Maximum when system is at maximum displacement, 0 when system is at 0 displacement</li>
+                                    </ul>
+                                    <li>
+                                        Translational kinetic energy: K=<sup>1</sup>&frasl;
+                                        <sub>2</sub>mv<sup>2</sup>
+                                    </li>
+                                    <ul>
+                                        <li>Maximum when system is at maximum/minimum velocity (at 0 displacement), 0 when velocity is 0 (at maximum displacement)</li>
+                                    </ul>
+                                </ul>
+                            </div>
+                        )}
+                        {this.simulationType === 'Pendulum' && (
+                            <div>
+                                <p>Harmonic Motion Equations: Pendulum</p>
+                                <ul>
+                                    <li>
+                                        Pendulum period: T<sub>p</sub>=2&pi;&#8730;<sup>l</sup>&frasl;
+                                        <sub>g</sub>
+                                    </li>
+                                </ul>
+                            </div>
+                        )}
+                    </div>
+                </div>
+                <div
+                    style={{
+                        position: 'fixed',
+                        top: this.yMax - 120 + 20 + 'px',
+                        left: this.xMin + 90 - 80 + 'px',
+                        zIndex: -10000,
+                    }}>
+                    <svg width={100 + 'px'} height={100 + 'px'}>
+                        <defs>
+                            <marker id="miniArrow" markerWidth="20" markerHeight="20" refX="0" refY="3" orient="auto" markerUnits="strokeWidth">
+                                <path d="M0,0 L0,6 L9,3 z" fill="#000000" />
+                            </marker>
+                        </defs>
+                        <line x1={20} y1={70} x2={70} y2={70} stroke="#000000" strokeWidth="2" markerEnd="url(#miniArrow)" />
+                        <line x1={20} y1={70} x2={20} y2={20} stroke="#000000" strokeWidth="2" markerEnd="url(#miniArrow)" />
+                    </svg>
+                    <p
+                        style={{
+                            position: 'fixed',
+                            top: this.yMax - 120 + 40 + 'px',
+                            left: this.xMin + 90 - 80 + 'px',
+                        }}>
+                        {this.simulationType === 'Circular Motion' ? 'Z' : 'Y'}
+                    </p>
+                    <p
+                        style={{
+                            position: 'fixed',
+                            top: this.yMax - 120 + 80 + 'px',
+                            left: this.xMin + 90 - 40 + 'px',
+                        }}>
+                        X
+                    </p>
+                </div>
             </div>
         );
     }
 }
 
-// eslint-disable-next-line prefer-arrow-callback
-ScriptingGlobals.add(function selectMainMenu(doc: Doc) {
-    MainView.Instance.selectMenu(doc);
+Docs.Prototypes.TemplateMap.set(DocumentType.SIMULATION, {
+    data: '',
+    layout: { view: PhysicsSimulationBox, dataField: 'data' },
+    options: { acl: '', _width: 1000, _height: 800, mass1: '', mass2: '', layout_nativeDimEditable: true, position: '', acceleration: '', pendulum: '', spring: '', wedge: '', simulation: '', review: '', systemIcon: 'BsShareFill' },
 });
-// eslint-disable-next-line prefer-arrow-callback
-ScriptingGlobals.add(function createNewPresentation() {
-    return MainView.Instance.createNewPresentation();
-}, 'creates a new presentation when called');
-// eslint-disable-next-line prefer-arrow-callback
-ScriptingGlobals.add(function openPresentation(pres: Doc) {
-    return MainView.Instance.openPresentation(pres);
-}, 'creates a new presentation when called');
-// eslint-disable-next-line prefer-arrow-callback
-ScriptingGlobals.add(function createNewFolder() {
-    return MainView.Instance.createNewFolder();
-}, 'creates a new folder in myFiles when called');