Line Rider Calculus

The first time I saw Line Rider in action, I knew I should use it for a calculus class, but I didn’t know how.  Recently 360 wrote about using Line Rider in a calculus course, and so did  Teaching College Math, who suggested creating a video of the action using the screen capture software Jing. This week’s topic in…

Topological claymation

For my first post, I thought I’d post a couple of short videos that I made earlier this year.  The inspiration was the following sequence of pictures I put in my book illustrating what I call the “double torus clothesline trick.” It seemed like everyone I showed it to had trouble following the sequence of…