diff --git a/js/quadrilateral-main.ts b/js/quadrilateral-main.ts
index 90b26d1b..447aaa7b 100644
--- a/js/quadrilateral-main.ts
+++ b/js/quadrilateral-main.ts
@@ -11,7 +11,6 @@ import Sim, { SimOptions } from '../../joist/js/Sim.js';
 import simLauncher from '../../joist/js/simLauncher.js';
 import { Node } from '../../scenery/js/imports.js';
 import Tandem from '../../tandem/js/Tandem.js';
-import vibrationManager from '../../tappi/js/vibrationManager.js';
 import HapticsInfoDialog from './common/HapticsInfoDialog.js';
 import QuadrilateralQueryParameters from './quadrilateral/QuadrilateralQueryParameters.js';
 import QuadrilateralScreen from './quadrilateral/QuadrilateralScreen.js';
@@ -97,5 +96,6 @@ simLauncher.launch( () => {
   // Initialize the vibration manager.  This is necessary because the vibration manager needs certain things from the
   // sim object instance to complete its setup.  If the vibration feature becomes widely used, this may be moved into
   // Sim.js, but as of now (May 2022) we don't want Sim.js to have a dependency on this library.
-  vibrationManager.initialize( sim.browserTabVisibleProperty, sim.activeProperty );
+  // Removed for now until we return to this work, see https://github.com/phetsims/quadrilateral/issues/104
+  // vibrationManager.initialize( sim.browserTabVisibleProperty, sim.activeProperty );
 } );
\ No newline at end of file
diff --git a/js/quadrilateral/QuadrilateralQueryParameters.ts b/js/quadrilateral/QuadrilateralQueryParameters.ts
index 45eb7b45..3c6371cc 100644
--- a/js/quadrilateral/QuadrilateralQueryParameters.ts
+++ b/js/quadrilateral/QuadrilateralQueryParameters.ts
@@ -65,7 +65,7 @@ const QuadrilateralQueryParameters = QueryStringMachine.getAll( {
   staticAngleToleranceInterval: {
     type: 'number',
     isValidValue: ( value: number ) => value <= ( 2 * Math.PI ) && value >= 0,
-    defaultValue: 0.001
+    defaultValue: Math.PI
   },
 
   // TODO: Do we need this 'widening' of the tolerance interval when connected to a device still?
diff --git a/js/quadrilateral/view/QuadrilateralScreenView.ts b/js/quadrilateral/view/QuadrilateralScreenView.ts
index 13768010..5cc01605 100644
--- a/js/quadrilateral/view/QuadrilateralScreenView.ts
+++ b/js/quadrilateral/view/QuadrilateralScreenView.ts
@@ -29,7 +29,6 @@ import SideLengthAreaNode from './SideLengthAreaNode.js';
 import QuadrilateralVisibilityControls from './QuadrilateralVisibilityControls.js';
 import QuadrilateralGridNode from './QuadrilateralGridNode.js';
 import QuadrilateralScreenSummaryContentNode from './QuadrilateralScreenSummaryContentNode.js';
-import vibrationManager from '../../../../tappi/js/vibrationManager.js';
 import QuadrilateralAlerter from './QuadrilateralAlerter.js';
 import QuadrilateralBluetoothConnectionButton from './QuadrilateralBluetoothConnectionButton.js';
 import QuadrilateralPreferencesModel from '../model/QuadrilateralPreferencesModel.js';
@@ -370,7 +369,8 @@ class QuadrilateralScreenView extends ScreenView {
 
     this.quadrilateralNode && this.quadrilateralNode.step( dt );
 
-    vibrationManager.step( dt );
+    // Removed for now, see https://github.com/phetsims/quadrilateral/issues/104
+    // vibrationManager.step( dt );
   }
 }
 
diff --git a/js/quadrilateral/view/SideNode.ts b/js/quadrilateral/view/SideNode.ts
index c6d9a914..fba517fa 100644
--- a/js/quadrilateral/view/SideNode.ts
+++ b/js/quadrilateral/view/SideNode.ts
@@ -18,7 +18,6 @@ import QuadrilateralShapeModel from '../model/QuadrilateralShapeModel.js';
 import QuadrilateralModel from '../model/QuadrilateralModel.js';
 import { Line, Shape } from '../../../../kite/js/imports.js';
 import QuadrilateralColors from '../../common/QuadrilateralColors.js';
-import vibrationManager from '../../../../tappi/js/vibrationManager.js';
 import SideDescriber from './SideDescriber.js';
 import Multilink from '../../../../axon/js/Multilink.js';
 import optionize from '../../../../phet-core/js/optionize.js';
@@ -277,17 +276,17 @@ class SideNode extends Voicing( Path ) {
     // vibration
     // TODO: This code for vibration is a prototype, and only vibrates for a finite time.  It will need to be improved
     //       and finalized before publication.  See https://github.com/phetsims/quake/issues/13.
-    side.isPressedProperty.lazyLink( isPressed => {
-
-      if ( navigator !== undefined && navigator.vibrate !== undefined ) {
-        if ( isPressed ) {
-          vibrationManager.startVibrate( [ 200, 200 ] );
-        }
-        else {
-          vibrationManager.stopVibrate();
-        }
-      }
-    } );
+    // side.isPressedProperty.lazyLink( isPressed => {
+    //
+    //   if ( navigator !== undefined && navigator.vibrate !== undefined ) {
+    //     if ( isPressed ) {
+    //       vibrationManager.startVibrate( [ 200, 200 ] );
+    //     }
+    //     else {
+    //       vibrationManager.stopVibrate();
+    //     }
+    //   }
+    // } );
   }
 
   /**
diff --git a/js/quadrilateral/view/VertexNode.ts b/js/quadrilateral/view/VertexNode.ts
index 81f21dcc..6be3f76e 100644
--- a/js/quadrilateral/view/VertexNode.ts
+++ b/js/quadrilateral/view/VertexNode.ts
@@ -15,7 +15,6 @@ import Vector2 from '../../../../dot/js/Vector2.js';
 import QuadrilateralModel from '../model/QuadrilateralModel.js';
 import QuadrilateralColors from '../../common/QuadrilateralColors.js';
 import PhetFont from '../../../../scenery-phet/js/PhetFont.js';
-import vibrationManager from '../../../../tappi/js/vibrationManager.js';
 import VertexDescriber from './VertexDescriber.js';
 import { Shape } from '../../../../kite/js/imports.js';
 import optionize from '../../../../phet-core/js/optionize.js';
@@ -179,16 +178,16 @@ class VertexNode extends Voicing( Circle ) {
     this.voicingObjectResponse = vertexDescriber.getVertexObjectResponse();
 
     // vibration
-    vertex.isPressedProperty.lazyLink( isPressed => {
-      if ( navigator !== undefined && navigator.vibrate !== undefined ) {
-        if ( isPressed ) {
-          vibrationManager.startRepeatingVibrationPattern( [ 75, 75 ] );
-        }
-        else {
-          vibrationManager.stopRepeatingVibrationPattern();
-        }
-      }
-    } );
+    // vertex.isPressedProperty.lazyLink( isPressed => {
+    //   if ( navigator !== undefined && navigator.vibrate !== undefined ) {
+    //     if ( isPressed ) {
+    //       vibrationManager.startRepeatingVibrationPattern( [ 75, 75 ] );
+    //     }
+    //     else {
+    //       vibrationManager.stopRepeatingVibrationPattern();
+    //     }
+    //   }
+    // } );
 
     this.mutate( options );
   }