The Smoothest Ride: The Calculus Of Driving. We all know what acceleration and deceleration are, but what is a change in those things called? Its name might surprise you.
Bonus Video 1: How To Summon Vi Hart
First find a hexiflexigon... try looking under a rock. A cute and fun video from a Vi Hart fan. Useful if you'd like to summon a musimathimatition to your house one day. Personally I'd prefer a succubus but...
Bonus Video 2: The Calculus of Bad Driving
Bad maths leads to bad driving!