TeachEngineering
Teach Engineering: Walk, Run, Jump!
In this activity, students participate in a series of timed relay races using their skeletal muscles. The compare the movement of skeletal muscle and relate how engineers help astronauts exercise skeletal muscles in space.
Curated OER
Educational Technology Clearinghouse: Clip Art Etc: Circus Maximus
Chariot-racing was a favorite amusement, and the great circuses were arranged especially for such contests. The space was broad enough to accommodate three of four chariots side by side, each with four horses abreast.-Ridpath, 1885