Schoolhouse Rock!

Season 4, Episode 8: Telegraph Line

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Your nervous system sends that urgent message to your brain.

All Episodes - Season 4

A Victim of Gravity
Episode 1
A Victim of Gravity
 Interplanet Janet
Episode 2
Interplanet Janet
 The Body Machine
Episode 3
The Body Machine
 Do the Circulation
Episode 4
Do the Circulation
 The Energy Blues
Episode 5
The Energy Blues
 Them Not-So-Dry Bones
Episode 6
Them Not-So-Dry Bones
 Electricity, Electricity
Episode 7
Electricity, Electricity
 Telegraph Line
Episode 8
Telegraph Line
 The Greatest Show on Earth (aka The Weather Show)
Episode 9
The Greatest Show on Earth (aka The Weather Show)
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