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Searchlight Books ™ — How Do Simple Machines Work? — Library Bound Set
From the Series Searchlight Books ™ — How Do Simple Machines Work?
Support young readers as they tackle a key question—How Do Simple Machines Work? Easy-reading text introduces wedges, inclined planes, levers, and more. Hands-on experiments, instructive photos, and useful diagrams demonstrate how the machines work and how they make everyday life easier.