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Season 4 Episodes
9 episodes
1
60
A Victim of Gravity
The Tokens harmonize Newton's theory that gravity keeps things down.
2
100
Interplanet Janet
A solar system tour of the planets.
3
100
The Body Machine
A trip that makes understanding the digestive system easy to swallow.
4
100
Do the Circulation
An energetic, enthusiastic look at the cardiovascular system.
5
80
The Energy Blues
Thirty years later, the world is still singing the "Energy Blues."
6
100
Them Not-So-Dry Bones
A look at what skeletons are really like and do.
7
100
Electricity, Electricity
A dazzling look at how electricity works.
8
100
Telegraph Line
Your nervous system sends that urgent message to your brain.
9
100
The Greatest Show on Earth (aka The Weather Show)
Learn about weather and how it is created.