SCIENCE
Cobb, Vicki

Sources of Forces: Science Fun with Force Fields

(4) 4-6 Illustrated by Steve Haefele. Nine sections with such titles as "Meet the Magnet" contain definitions, explanations, and easy experiments related to magnetic, electrical, and gravitational fields. Cartoon drawings of the author and her sidekick-creature Igor enliven the material, sometimes frenetically; but the busy mix generally works well, even including historical bits among instructions for removing iron from cereal and making one's tongue into a magnet.

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