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Simple Machines Made Simple Ralph E. St. Andre
Simple Machines Made Simple
Ralph E. St. Andre
This book allows you to present scientific principles and simple mechanics through hands-on cooperative learning activities. Using inexpensive materials (e.g., tape, paper clips), students build simple machines-such as levers, pulleys, spring scales, gears, wheels and axles, windmills, and wedges-that demonstrate how things work.
150 pages, black & white illustrations