Simple Machines - ScienceWorks for Kids Ebook

Simple Machines covers these concepts: * work is done when a force is used to move something over a distance * some jobs take more work that other jobs * machines make work easier * machines may have few * many, or no moving parts * the lever is a simple machine * the wheel and axle is a simple machine * the pulley is a simple machine * the inclined plane is a simple machine * the screw is a simple machine * the wedge is a simple machine. A variety of engaging activities present the concepts in ways that students can understand. Each concept presented includes: * teacher directions for lessons * reproducible resource pages such as sets of picture cards, minibooks, and lab sheets to record the results of hands-on investigations

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