diff -r 0ca9e0aa06df Lib/tkinter/__init__.py
--- a/Lib/tkinter/__init__.py	Fri Jul 25 00:55:23 2014 +0200
+++ b/Lib/tkinter/__init__.py	Fri Jul 25 09:33:47 2014 +0300
@@ -419,6 +419,12 @@
         disabledForeground, insertBackground, troughColor."""
         self.tk.call(('tk_setPalette',)
               + _flatten(args) + _flatten(list(kw.items())))
+    def tk_menuBar(self, *args):
+        """Do not use. Needed in Tk 3.6 and earlier."""
+        # obsolete since Tk 4.0
+        import warnings
+        warnings.warn('tk_menuBar() does nothing and will be removed in 3.6',
+                      DeprecationWarning, stacklevel=2)
     def wait_variable(self, name='PY_VAR'):
         """Wait until the variable is modified.
 
@@ -2660,6 +2666,12 @@
     def tk_popup(self, x, y, entry=""):
         """Post the menu at position X,Y with entry ENTRY."""
         self.tk.call('tk_popup', self._w, x, y, entry)
+    def tk_bindForTraversal(self):
+        # obsolete since Tk 4.0
+        import warnings
+        warnings.warn('tk_bindForTraversal() does nothing and '
+                      'will be removed in 3.6',
+                      DeprecationWarning, stacklevel=2)
     def activate(self, index):
         """Activate entry at INDEX."""
         self.tk.call(self._w, 'activate', index)
diff -r 0ca9e0aa06df Lib/turtledemo/__main__.py
--- a/Lib/turtledemo/__main__.py	Fri Jul 25 00:55:23 2014 +0200
+++ b/Lib/turtledemo/__main__.py	Fri Jul 25 09:33:47 2014 +0300
@@ -118,11 +118,12 @@
         root.grid_columnconfigure(2, minsize=90, weight=1)
         root.grid_columnconfigure(3, minsize=90, weight=1)
 
-        self.mBar = Frame(root, relief=RAISED, borderwidth=2)
-        self.ExamplesBtn = self.makeLoadDemoMenu()
-        self.OptionsBtn = self.makeHelpMenu()
-        self.mBar.tk_menuBar(self.ExamplesBtn, self.OptionsBtn)
-        self.mBar.grid(row=0, columnspan=4, sticky='news')
+        self.mBar = Menu(root, relief=RAISED, borderwidth=2)
+        self.mBar.add_cascade(menu=self.makeLoadDemoMenu(self.mBar),
+                              label='Examples', underline=0, font=menufont)
+        self.mBar.add_cascade(menu=self.makeHelpMenu(self.mBar),
+                              label='Help', underline=0, font=menufont)
+        root['menu'] = self.mBar
 
         pane = PanedWindow(orient=HORIZONTAL, sashwidth=5,
                            sashrelief=SOLID, bg='#ddd')
@@ -198,7 +199,7 @@
         return canvas
 
     def configGUI(self, menu, start, stop, clear, txt="", color="blue"):
-        self.ExamplesBtn.config(state=menu)
+        self.mBar.entryconfigure(0, state=menu)
 
         self.start_btn.config(state=start)
         if start == NORMAL:
@@ -221,37 +222,30 @@
 
         self.output_lbl.config(text=txt, fg=color)
 
-    def makeLoadDemoMenu(self):
-        CmdBtn = Menubutton(self.mBar, text='Examples',
-                            underline=0, font=menufont)
-        CmdBtn.pack(side=LEFT, padx="2m")
-        CmdBtn.menu = Menu(CmdBtn)
+    def makeLoadDemoMenu(self, master):
+        menu = Menu(master)
 
         for entry in getExampleEntries():
             def loadexample(x):
                 def emit():
                     self.loadfile(x)
                 return emit
-            CmdBtn.menu.add_command(label=entry, underline=0,
-                                    font=menufont, command=loadexample(entry))
+            menu.add_command(label=entry, underline=0,
+                             font=menufont, command=loadexample(entry))
 
-        CmdBtn['menu'] = CmdBtn.menu
-        return CmdBtn
+        return menu
 
-    def makeHelpMenu(self):
-        CmdBtn = Menubutton(self.mBar, text='Help', underline=0, font=menufont)
-        CmdBtn.pack(side=LEFT, padx='2m')
-        CmdBtn.menu = Menu(CmdBtn)
+    def makeHelpMenu(self, master):
+        menu = Menu(master)
 
-        CmdBtn.menu.add_command(label='About turtle.py', font=menufont,
-                                command=showAboutTurtle)
-        CmdBtn.menu.add_command(label='turtleDemo - Help', font=menufont,
-                                command=showDemoHelp)
-        CmdBtn.menu.add_command(label='About turtleDemo', font=menufont,
-                                command=showAboutDemo)
+        menu.add_command(label='About turtle.py', font=menufont,
+                         command=showAboutTurtle)
+        menu.add_command(label='turtleDemo - Help', font=menufont,
+                         command=showDemoHelp)
+        menu.add_command(label='About turtleDemo', font=menufont,
+                         command=showAboutDemo)
 
-        CmdBtn['menu'] = CmdBtn.menu
-        return CmdBtn
+        return menu
 
     def refreshCanvas(self):
         if not self.dirty: return