What are ramps and wedges? How do ramps and wedges work? Why do highways have so many ramps? For the answers to these and many other questions, read 'Ramps and Wedges'. See how wedges are actually two ramps put together. Find out about ramps that have strange shapes. Discover how your teeth work like wedges. This book describes what ramps and wedges are and how they work, different types of ramps and wedges and their uses, and other facts about these simple machines.

Ramps and Wedges 2004, Heinemann Library, Oxford

ISBN-13: 9780431179025

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Ramps and Wedges 2003, Heinemann Educational Books, Chicago, IL

ISBN-13: 9781403438034

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Ramps and Wedges 2003, Heinemann Educational Books, Chicago, IL

ISBN-13: 9781403438027

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