SCIENCE
Farndon, John

Levers, Wheels, and Pulleys

(4) 4-6 Science Experiments series. Besides color photos of children performing the experiments and other related material, the busy pages in this series include accurate written explanations and diagrams of the theory of these phenomena, as well as boxes of related information. While some experiments may be too delicate for children, most are practical. Glos., ind. [Review covers these Science Experiments titles: Flight; Gravity; Levers, Wheels, and Pulleys; Magnetism; Solids, Liquids, and Gases.]

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