Meet Zog, an animated caveman who cleverly clarifies and demonstrates the benefits of simple machines. Clever, humorous, whimsical — these programs are as entertaining as they are educational, and draw praise from teachers and students alike.
“An ideal introduction to simple machines … successfully balances appeal, clarity and substance.”— Science Books & Films.
“Excellent. Our students were unanimous in their recommendations for purchase.”— School Library Journal. Produced by David Christianson.
Inclined Planes (2nd Ed.)
Levers (2nd Ed.)
Pulleys (2nd Ed.)
Wheels and Axles (2nd Ed.)
60 minutes • Color