Switch on, switch off /
by Melvin Berger ; illustrated by Carolyn Croll.
- New York : Crowell, 1989.
- 32 p. : ill.
- Let's-read-and-find-out science book .
Explains how electricity is produced and transmitted, how to create electricity using an electrical wire and a magnet, how generators supply electricity for cities, and how electricity works in homes.