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Simple Machines

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Simple Machines provides information about how objects are moved from one place to another with minimal tools. Chapters explore the following simple machines: lever, pulley, wheel and axle, inclined plane, and wedge and screw.
More Information
Product # 29834-G
Author Parker Lewis
Grade Level K-3
Interest Level 3-8
Fiction/Nonfiction Nonfiction
Lexile Level 810
Publisher Perfection Learning
Series Reading Essentials in Science