Magnetism and Electricity

Hello! Hello! A Look Inside the Telephone
by Eve and Albert Stwertka
Julian Messner, 1991
How do sound waves work? How are voices converted into electrical patterns and transmitted over the telephone? Find out in this delightful book.

Magnets: Mind-boggling Experiments You can Turn Into Science Fair Projects
by Janice VanCleave
John Wiley & Sons, 1993
Try making a compass with a magnetized needle, or try one of the other experiments detailed in this fun and hands-on book.

Related Science Trade Book
Published by Houghton Mifflin Company

Fire: Friend or Foe
by Dorothy Hinshaw Patent
Houghton Mifflin Company, 1998
A documentation of the remarkable role that fire plays in the overall health of our planet.

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