I was wondering if this was going to be an article about the Numberphile video, and it is. Video was great, article seems to only add a little of physics to th

I was wondering if this was going to be an article about the Numberphile video, and it is. Video was great, article seems to only add a little of physics to the math in the video, but does provide some VPython code of the model and prompts to continue playing with it.