diff --git a/js/faradays-law/view/FaradaysLawScreenView.js b/js/faradays-law/view/FaradaysLawScreenView.js
index 0894c7df..a6ee101e 100644
--- a/js/faradays-law/view/FaradaysLawScreenView.js
+++ b/js/faradays-law/view/FaradaysLawScreenView.js
@@ -45,11 +45,13 @@ define( function( require ) {
       y: model.topCoil.position.y
     } );
 
+    // @public {Vector2[]}
     this.bottomCoilEndPositions = {
       topEnd: bottomCoilNode.endRelativePositions.topEnd.plus( model.bottomCoil.position ),
       bottomEnd: bottomCoilNode.endRelativePositions.bottomEnd.plus( model.bottomCoil.position )
     };
 
+    // @public {Vector2[]}
     this.topCoilEndPositions = {
       topEnd: topCoilNode.endRelativePositions.topEnd.plus( model.topCoil.position ),
       bottomEnd: topCoilNode.endRelativePositions.bottomEnd.plus( model.topCoil.position )
@@ -81,7 +83,7 @@ define( function( require ) {
     voltmeterNode.center = FaradaysLawConstants.VOLTMETER_POSITION;
     this.addChild( voltmeterNode );
 
-    // magnet
+    // @private
     this.magnetNodeWithField = new MagnetNodeWithField( model, tandem.createTandem( 'magnet' ) );
     this.addChild( this.magnetNodeWithField );
 
diff --git a/js/faradays-law/view/MagnetAccessibleDragHandler.js b/js/faradays-law/view/MagnetAccessibleDragHandler.js
index 356ec528..8f4c54fb 100644
--- a/js/faradays-law/view/MagnetAccessibleDragHandler.js
+++ b/js/faradays-law/view/MagnetAccessibleDragHandler.js
@@ -28,8 +28,13 @@ define( function( require ) {
   function MagnetAccessibleDragHandler( positionProperty, startDrag, onDrag ) {
     var self = this;
 
+    // @private
     this.onDrag = onDrag;
+
+    // @private
     this.positionProperty = positionProperty;
+
+    // @private
     this.speedState = { direction: null, speedIndex: -1 };
 
     var stopMotion = function() {
diff --git a/js/faradays-law/view/MagnetNodeWithField.js b/js/faradays-law/view/MagnetNodeWithField.js
index 9f870bd4..daa410bb 100644
--- a/js/faradays-law/view/MagnetNodeWithField.js
+++ b/js/faradays-law/view/MagnetNodeWithField.js
@@ -147,7 +147,7 @@ define( function( require ) {
     } );
     draggableNode.addInputListener( dragHandler );
 
-    // The sticky drag handler for keyboard navigation
+    // @private - The sticky drag handler for keyboard navigation
     this.magnetAccessibleDragHandler = new MagnetAccessibleDragHandler( model.magnet.positionProperty, function() {
         model.showMagnetArrowsProperty.set( false );
       },
diff --git a/js/faradays-law/view/VoltmeterNode.js b/js/faradays-law/view/VoltmeterNode.js
index 68ec602a..fcc859fe 100644
--- a/js/faradays-law/view/VoltmeterNode.js
+++ b/js/faradays-law/view/VoltmeterNode.js
@@ -89,31 +89,39 @@ define( function( require ) {
     this.addChild( label );
 
     // add the plus and minus terminals at the bottom
-    this.plusNode = new Node();
-    this.plusNode.addChild( new Rectangle( -TERMINAL_SIZE / 2, -TERMINAL_SIZE / 2, TERMINAL_SIZE, TERMINAL_SIZE, TERMINAL_BORDER_RADIUS, TERMINAL_BORDER_RADIUS, {
-      fill: TERMINAL_COLOR,
-      stroke: TERMINAL_STROKE
-    } ) );
-    this.plusNode.addChild( new PlusNode( {
-      centerX: 0,
-      centerY: 0,
-      size: TERMINAL_SIGN_SIZE
-    } ) );
+    // @public
+    this.plusNode = new Node( {
+      children: [
+        new Rectangle( -TERMINAL_SIZE / 2, -TERMINAL_SIZE / 2, TERMINAL_SIZE, TERMINAL_SIZE, TERMINAL_BORDER_RADIUS, TERMINAL_BORDER_RADIUS, {
+          fill: TERMINAL_COLOR,
+          stroke: TERMINAL_STROKE
+        } ),
+        new PlusNode( {
+          centerX: 0,
+          centerY: 0,
+          size: TERMINAL_SIGN_SIZE
+        } )
+      ],
+      center: new Vector2( TERMINAL_SIZE, RECTANGLE_HEIGHT / 2 + TERMINAL_SIZE / 2 )
+    } );
     this.addChild( this.plusNode );
-    this.plusNode.center = new Vector2( TERMINAL_SIZE, RECTANGLE_HEIGHT / 2 + TERMINAL_SIZE / 2 );
 
-    this.minusNode = new Node();
-    this.minusNode.addChild( new Rectangle( -TERMINAL_SIZE / 2, -TERMINAL_SIZE / 2, TERMINAL_SIZE, TERMINAL_SIZE, TERMINAL_BORDER_RADIUS, TERMINAL_BORDER_RADIUS, {
-      fill: TERMINAL_COLOR,
-      stroke: TERMINAL_STROKE
-    } ) );
-    this.minusNode.addChild( new MinusNode( {
-      centerX: 0,
-      centerY: 0,
-      size: TERMINAL_SIGN_SIZE
-    } ) );
+    // @public
+    this.minusNode = new Node( {
+      children: [
+        new Rectangle( -TERMINAL_SIZE / 2, -TERMINAL_SIZE / 2, TERMINAL_SIZE, TERMINAL_SIZE, TERMINAL_BORDER_RADIUS, TERMINAL_BORDER_RADIUS, {
+          fill: TERMINAL_COLOR,
+          stroke: TERMINAL_STROKE
+        } ),
+        new MinusNode( {
+          centerX: 0,
+          centerY: 0,
+          size: TERMINAL_SIGN_SIZE
+        } )
+      ],
+      center: new Vector2( -TERMINAL_SIZE, RECTANGLE_HEIGHT / 2 + TERMINAL_SIZE / 2 )
+    } );
     this.addChild( this.minusNode );
-    this.minusNode.center = new Vector2( -TERMINAL_SIZE, RECTANGLE_HEIGHT / 2 + TERMINAL_SIZE / 2 );
   }
 
   faradaysLaw.register( 'VoltmeterNode', VoltmeterNode );