diff -r e5d963cb6afc Lib/turtle.py
--- a/Lib/turtle.py	Sat May 24 00:32:29 2014 +0200
+++ b/Lib/turtle.py	Mon Jun 02 14:37:34 2014 -0700
@@ -3753,7 +3753,7 @@
             Turtle._screen = None
             _Screen._root = None
             _Screen._canvas = None
-        TurtleScreen._RUNNING = True
+        TurtleScreen._RUNNING = False
         root.destroy()
 
     def bye(self):