Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

Wait, where are the GlowScript tutorials 1-7? Yes, I am sort of skipping around. I put the first GlowScript tutorials on a different server, but I figure it's best just to keep everything in one place ...

Village problem? Is that even the correct name? Who knows? Here is the puzzle: There are four villages arranged such that they occupy the 4 corners of a perfect square. What arrangement of roads ...