EBOOK

Levers in Action

Gillian Houghton Gosman
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Pages
24
Year
2010
Language
English
Publisher
The Rosen Publishing Group, Inc

About

Levers are everywhere. Readers will learn about historical and present-day uses of levers and how levers make countless everyday activities much easier. A simple experiment is included with step-by-step instructions.

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Gillian Houghton Gosmanauthor