diff --git a/js/view/AtomNode.js b/js/view/AtomNode.js
index 9c996d6..a32f3d3 100644
--- a/js/view/AtomNode.js
+++ b/js/view/AtomNode.js
@@ -14,7 +14,6 @@ define( function( require ) {
   var ElectronCloudView = require( 'SHRED/view/ElectronCloudView' );
   var ElectronShellView = require( 'SHRED/view/ElectronShellView' );
   var inherit = require( 'PHET_CORE/inherit' );
-  var IOObject = require( 'TANDEM/IOObject' );
   var Node = require( 'SCENERY/nodes/Node' );
   var Path = require( 'SCENERY/nodes/Path' );
   var PhetColorScheme = require( 'SCENERY_PHET/PhetColorScheme' );
@@ -55,7 +54,7 @@ define( function( require ) {
       options
     );
 
-    Node.call( this, IOObject.getOptions( options ) ); // Call super constructor.
+    Node.call( this ); // Call super constructor.
     var self = this;
 
     // @private
diff --git a/js/view/ElectronCloudView.js b/js/view/ElectronCloudView.js
index 90b17a8..df4b28c 100644
--- a/js/view/ElectronCloudView.js
+++ b/js/view/ElectronCloudView.js
@@ -30,7 +30,6 @@ define( function( require ) {
     options = _.extend( { tandem: Tandem.required }, options );
 
     Circle.call( this, {
-      tandem: options.tandem,
         cursor: 'pointer',
         fill: 'pink',
         translation: modelViewTransform.modelToViewPosition( { x: 0, y: 0 } )
diff --git a/js/view/InteractiveSchematicAtom.js b/js/view/InteractiveSchematicAtom.js
index ab29592..9440dc1 100644
--- a/js/view/InteractiveSchematicAtom.js
+++ b/js/view/InteractiveSchematicAtom.js
@@ -12,7 +12,6 @@ define( function( require ) {
   var BucketFront = require( 'SCENERY_PHET/bucket/BucketFront' );
   var BucketHole = require( 'SCENERY_PHET/bucket/BucketHole' );
   var inherit = require( 'PHET_CORE/inherit' );
-  var IOObject = require( 'TANDEM/IOObject' );
   var Node = require( 'SCENERY/nodes/Node' );
   var ParticleView = require( 'SHRED/view/ParticleView' );
   var shred = require( 'SHRED/shred' );
@@ -32,7 +31,7 @@ define( function( require ) {
       tandem: Tandem.required
     }, options );
 
-    Node.call( this, IOObject.getOptions( options ) );
+    Node.call( this );
     var self = this;
 
     var particleViews = []; // remember all the particleViews when using in dispose
diff --git a/js/view/ParticleView.js b/js/view/ParticleView.js
index ce7459d..1ae9a8f 100644
--- a/js/view/ParticleView.js
+++ b/js/view/ParticleView.js
@@ -9,7 +9,6 @@ define( function( require ) {
   // modules
   var Bounds2 = require( 'DOT/Bounds2' );
   var inherit = require( 'PHET_CORE/inherit' );
-  var IOObject = require( 'TANDEM/IOObject' );
   var IsotopeNode = require( 'SHRED/view/IsotopeNode' );
   var MovableDragHandler = require( 'SCENERY_PHET/input/MovableDragHandler' );
   var Node = require( 'SCENERY/nodes/Node' );
@@ -50,7 +49,7 @@ define( function( require ) {
       tandem: Tandem.required
     }, options );
 
-    Node.call( this, IOObject.getOptions( options ) ); // Call super constructor.
+    Node.call( this ); // Call super constructor.
     var self = this;
 
     // Set up fields.