diff --git a/js/initialize-globals.js b/js/initialize-globals.js
index d8ff41372..bdaa4c451 100644
--- a/js/initialize-globals.js
+++ b/js/initialize-globals.js
@@ -186,6 +186,10 @@
     if ( phet.chipper.getQueryParameter( 'locale' ) ) {
       window.phet.chipper.locale = phet.chipper.getQueryParameter( 'locale' );
     }
+
+    window.phet.chipper.queryParameters = window.phet.chipper.queryParameter || {};
+    window.phet.chipper.queryParameters.homeScreen = phet.chipper.getQueryParameter( 'homeScreen' ) !== 'false';
+    window.phet.chipper.queryParameters.initialScreen = phet.chipper.getQueryParameter( 'initialScreen' ) ? parseInt( phet.chipper.getQueryParameter( 'initialScreen' ), 10 ) : 0;
   }());
 
   // Create a random seed in the preload code that can be used to make sure playback simulations use the same seed