diff --git a/Demos/ButtonsSlidersMenus2.ipynb b/Demos/ButtonsSlidersMenus2.ipynb
index 51c8c9b5..c79fbfb1 100644
--- a/Demos/ButtonsSlidersMenus2.ipynb
+++ b/Demos/ButtonsSlidersMenus2.ipynb
@@ -3,9 +3,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "metadata": {
-    "collapsed": false
-   },
+   "metadata": {},
    "outputs": [
     {
      "data": {
@@ -22,7 +20,79 @@
     {
      "data": {
       "application/javascript": [
-       "window.__context = { glowscript_container: $(\"#glowscript\").removeAttr(\"id\")}"
+       "if (typeof Jupyter !== \"undefined\") { window.__context = { glowscript_container: $(\"#glowscript\").removeAttr(\"id\")};}else{ element.textContent = ' ';}"
+      ],
+      "text/plain": [
+       "<IPython.core.display.Javascript object>"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    },
+    {
+     "data": {
+      "application/javascript": [
+       "if (typeof Jupyter !== \"undefined\") {require.undef(\"nbextensions/vpython_libraries/glow.min\");}else{element.textContent = ' ';}"
+      ],
+      "text/plain": [
+       "<IPython.core.display.Javascript object>"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    },
+    {
+     "data": {
+      "application/javascript": [
+       "if (typeof Jupyter !== \"undefined\") {require.undef(\"nbextensions/vpython_libraries/glowcomm\");}else{element.textContent = ' ';}"
+      ],
+      "text/plain": [
+       "<IPython.core.display.Javascript object>"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    },
+    {
+     "data": {
+      "application/javascript": [
+       "if (typeof Jupyter !== \"undefined\") {require.undef(\"nbextensions/vpython_libraries/jquery-ui.custom.min\");}else{element.textContent = ' ';}"
+      ],
+      "text/plain": [
+       "<IPython.core.display.Javascript object>"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    },
+    {
+     "data": {
+      "application/javascript": [
+       "if (typeof Jupyter !== \"undefined\") {require([\"nbextensions/vpython_libraries/glow.min\"], function(){console.log(\"GLOW LOADED\");});}else{element.textContent = ' ';}"
+      ],
+      "text/plain": [
+       "<IPython.core.display.Javascript object>"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    },
+    {
+     "data": {
+      "application/javascript": [
+       "if (typeof Jupyter !== \"undefined\") {require([\"nbextensions/vpython_libraries/glowcomm\"], function(){console.log(\"GLOWCOMM LOADED\");});}else{element.textContent = ' ';}"
+      ],
+      "text/plain": [
+       "<IPython.core.display.Javascript object>"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    },
+    {
+     "data": {
+      "application/javascript": [
+       "if (typeof Jupyter !== \"undefined\") {require([\"nbextensions/vpython_libraries/jquery-ui.custom.min\"], function(){console.log(\"JQUERY LOADED\");});}else{element.textContent = ' ';}"
       ],
       "text/plain": [
        "<IPython.core.display.Javascript object>"
@@ -34,9 +104,6 @@
    ],
    "source": [
     "from vpython import *\n",
-    "scene = canvas() # This is needed in Jupyter notebook and lab to make programs easily rerunnable\n",
-    "# This version uses VPython widgets: button, radio button, checkbox, slider, menu\n",
-    "# See ButtonsSlidersMenus1 for a version that uses Jupyter notebook widgets: button, slider, menu\n",
     "scene.width = 350\n",
     "scene.height = 300\n",
     "scene.range = 1.3\n",
@@ -56,7 +123,6 @@
     "cone_object = cone(visible=False, radius=0.5)\n",
     "pyramid_object = pyramid(visible=False)\n",
     "cylinder_object = cylinder(visible=False, radius=0.5)\n",
-    "sphere(radius=0.3)\n",
     "\n",
     "col = color.cyan\n",
     "currentobject = box_object\n",
@@ -66,32 +132,49 @@
     "    global col\n",
     "    if col.equals(color.cyan): # change to red\n",
     "        currentobject.color = col = color.red\n",
+    "        c.text = \"<b>Cyan</b>\"\n",
+    "        c.color = color.cyan\n",
+    "        c.background = color.red\n",
+    "        if c.name is None: # this is the top button\n",
+    "            r1.checked = False\n",
+    "            r2.checked = True\n",
+    "    else:                      # change to cyan\n",
+    "        currentobject.color = col = color.cyan\n",
+    "        c.text = \"<b>Red</b>\"\n",
+    "        c.color = color.red\n",
+    "        c.background = color.cyan\n",
+    "        if c.name is None: # this is the top button\n",
+    "            r1.checked = True\n",
+    "            r2.checked = False\n",
+    "        \n",
+    "def cc(c):\n",
+    "    global col\n",
+    "    if col.equals(color.cyan): # change to red:\n",
+    "        currentobject.color = col = color.red\n",
     "        cbutton.text = \"<b>Cyan</b>\"\n",
-    "        cbutton.textcolor = color.cyan\n",
+    "        cbutton.color = color.cyan\n",
     "        cbutton.background = color.red\n",
-    "        r1.checked = False\n",
-    "        r2.checked = True\n",
     "    else:                      # change to cyan\n",
     "        currentobject.color = col = color.cyan\n",
     "        cbutton.text = \"<b>Red</b>\"\n",
-    "        cbutton.textcolor = color.red\n",
+    "        cbutton.color = color.red\n",
     "        cbutton.background = color.cyan\n",
-    "        r1.checked = True\n",
-    "        r2.checked = False\n",
     "        \n",
-    "cbutton = button(text='<b>Red</b>', textcolor=color.red, background=color.cyan, pos=scene.title_anchor, bind=Color)\n",
+    "cbutton = button(text='<b>Red</b>', color=color.red, background=color.cyan, \n",
+    "            pos=scene.title_anchor, bind=Color, name=None)\n",
+    "\n",
+    "scene.caption = \"Vary the rotation speed: \\n\\n\"\n",
     "\n",
-    "scene.caption = \"Vary the rotation speed: \\n\"\n",
-    "speed = 150\n",
     "def setspeed(s):\n",
-    "    global speed\n",
-    "    speed = s.value\n",
+    "    wt.text = '{:1.2f}'.format(s.value)\n",
     "    \n",
-    "slider(min=20, max=500, value=250, length=350, bind=setspeed)\n",
+    "sl = slider(min=0.3, max=3, value=1.5, length=220, bind=setspeed, right=15)\n",
     "\n",
-    "scene.append_to_caption('\\n')\n",
+    "wt = wtext(text='{:1.2f}'.format(sl.value))\n",
     "\n",
-    "r1 = radio(bind=Color, checked=True, text='Cyan ')\n",
+    "scene.append_to_caption(' radians/s\\n')\n",
+    "\n",
+    "r1 = radio(bind=cc, checked=True, text='Cyan', name='rads')\n",
     "\n",
     "scene.append_to_caption('       ')\n",
     "\n",
@@ -118,7 +201,7 @@
     "\n",
     "scene.append_to_caption('\\n')\n",
     "\n",
-    "r2 = radio(bind=Color, text='Red ')\n",
+    "r2 = radio(bind=cc, text='Red', name='rads')\n",
     "\n",
     "scene.append_to_caption('         ')\n",
     "\n",
@@ -128,19 +211,23 @@
     "    else:\n",
     "        currentobject.opacity = 1\n",
     "\n",
-    "trans = checkbox(bind=transparency, text='Transparent')\n",
+    "checkbox(bind=transparency, text='Transparent')\n",
     "\n",
+    "dt = 0.01\n",
     "while True:\n",
-    "    rate(100)\n",
+    "    rate(1/dt)\n",
     "    if running:\n",
-    "        currentobject.rotate(angle=speed*1e-4, axis=vector(0,1,0))\n"
+    "        currentobject.rotate(angle=sl.value*dt, axis=vector(0,1,0))\n"
    ]
   },
   {
    "cell_type": "code",
    "execution_count": null,
    "metadata": {
-    "collapsed": true
+    "collapsed": true,
+    "jupyter": {
+     "outputs_hidden": true
+    }
    },
    "outputs": [],
    "source": []
@@ -163,9 +250,9 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.6.6"
+   "version": "3.9.7"
   }
  },
  "nbformat": 4,
- "nbformat_minor": 2
+ "nbformat_minor": 4
 }
diff --git a/Demos_no_notebook/ButtonsSlidersMenus.py b/Demos_no_notebook/ButtonsSlidersMenus.py
index 8e61aee4..960521b5 100644
--- a/Demos_no_notebook/ButtonsSlidersMenus.py
+++ b/Demos_no_notebook/ButtonsSlidersMenus.py
@@ -1,6 +1,4 @@
 from vpython import *
-# This version uses VPython widgets: button, radio button, checkbox, slider, menu
-# See ButtonsSlidersMenus1 for a version that uses Jupyter notebook widgets: button, slider, menu
 scene.width = 350
 scene.height = 300
 scene.range = 1.3
@@ -20,7 +18,6 @@ def Run(b):
 cone_object = cone(visible=False, radius=0.5)
 pyramid_object = pyramid(visible=False)
 cylinder_object = cylinder(visible=False, radius=0.5)
-sphere(radius=0.3)
 
 col = color.cyan
 currentobject = box_object
@@ -29,36 +26,50 @@ def Run(b):
 def Color(c):
     global col
     if col.equals(color.cyan): # change to red
+        currentobject.color = col = color.red
+        c.text = "<b>Cyan</b>"
+        c.color = color.cyan
+        c.background = color.red
+        if c.name is None: # this is the top button
+            r1.checked = False
+            r2.checked = True
+    else:                      # change to cyan
+        currentobject.color = col = color.cyan
+        c.text = "<b>Red</b>"
+        c.color = color.red
+        c.background = color.cyan
+        if c.name is None: # this is the top button
+            r1.checked = True
+            r2.checked = False
+        
+def cc(c):
+    global col
+    if col.equals(color.cyan): # change to red:
         currentobject.color = col = color.red
         cbutton.text = "<b>Cyan</b>"
-        cbutton.textcolor = color.cyan
+        cbutton.color = color.cyan
         cbutton.background = color.red
-        r1.checked = False
-        r2.checked = True
     else:                      # change to cyan
         currentobject.color = col = color.cyan
         cbutton.text = "<b>Red</b>"
-        cbutton.textcolor = color.red
+        cbutton.color = color.red
         cbutton.background = color.cyan
-        r1.checked = True
-        r2.checked = False
         
-cbutton = button(text='<b>Red</b>', textcolor=color.red, background=color.cyan, pos=scene.title_anchor, bind=Color)
+cbutton = button(text='<b>Red</b>', color=color.red, background=color.cyan, 
+            pos=scene.title_anchor, bind=Color, name=None)
+
+scene.caption = "Vary the rotation speed: \n\n"
 
-scene.caption = "Vary the rotation speed:\n"
-speed = 150
 def setspeed(s):
-    global speed
-    speed = s.value
-    wt.text = '{:1.0f}'.format(s.value)
+    wt.text = '{:1.2f}'.format(s.value)
     
-sl = slider(min=20, max=500, value=250, length=280, bind=setspeed, right=15)
+sl = slider(min=0.3, max=3, value=1.5, length=220, bind=setspeed, right=15)
 
-wt = wtext(text='{:1.0f}'.format(sl.value))
+wt = wtext(text='{:1.2f}'.format(sl.value))
 
-scene.append_to_caption('\n')
+scene.append_to_caption(' radians/s\n')
 
-r1 = radio(bind=Color, checked=True, text='Cyan')
+r1 = radio(bind=cc, checked=True, text='Cyan', name='rads')
 
 scene.append_to_caption('       ')
 
@@ -85,7 +96,7 @@ def M(m):
 
 scene.append_to_caption('\n')
 
-r2 = radio(bind=Color, text='Red')
+r2 = radio(bind=cc, text='Red', name='rads')
 
 scene.append_to_caption('         ')
 
@@ -97,8 +108,8 @@ def transparency(b):
 
 checkbox(bind=transparency, text='Transparent')
 
+dt = 0.01
 while True:
-    rate(100)
+    rate(1/dt)
     if running:
-        currentobject.rotate(angle=speed*1e-4, axis=vector(0,1,0))
-
+        currentobject.rotate(angle=sl.value*dt, axis=vector(0,1,0))