Schoolhouse Rock!
Season 4
Episodes
1. A Victim of Gravity
6.0
September 16, 1978
3 min
The Tokens harmonize Newton's theory that gravity keeps things down.
2. Interplanet Janet
10.0
November 18, 1978
3 min
A solar system tour of the planets.
3. The Body Machine
9.5
January 6, 1979
3 min
A trip that makes understanding the digestive system easy to swallow.
4. Do the Circulation
9.0
March 10, 1979
3 min
An energetic, enthusiastic look at the cardiovascular system.
5. The Energy Blues
7.7
March 27, 1979
3 min
Thirty years later, the world is still singing the "Energy Blues."
6. Them Not-So-Dry Bones
8.5
May 5, 1979
3 min
A look at what skeletons are really like and do.
7. Electricity, Electricity
9.0
May 19, 1979
3 min
A dazzling look at how electricity works.
8. Telegraph Line
10.0
June 30, 1979
3 min
Your nervous system sends that urgent message to your brain.
9. The Greatest Show on Earth (aka The Weather Show)
10.0
July 7, 1979
3 min
Learn about weather and how it is created.
