A dwarf-hamster ball uses sliding weights, servos, gyros, accelerometers, a compass, an Arduino and a phone to drive the ball wherever you wish. Tip the phone to control direction and speed. There is no rotational axis, so it can go in any direction at any time. [See this SUN 10:00-12:00 only.]

Casey Duckering

I love creating unique mechanisms that combine electronics and programming with mechanical systems.