Roseann Feldmann & Sally M Walker
Screws

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Cover of Roseann Feldmann & Sally M Walker: Screws (PDF)

We”ve all seen screws, but how do they work? Why is it easier to screw something into something than to simply push it in? With basic hands-on experiments and clear descriptions, this simple machine is explained.

€32.42

Format PDF ● Pages 48 ● ISBN 9780822500667 ● Publisher Lerner Publishing Group ● Published 2001 ● Downloadable 3 times ● Currency EUR ● ID 4754238 ● Copy protection Adobe DRM

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