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THE ART OF THE CATAPULT, 2ND EDITION

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Published at $16.99 Your Price $13.95 (Save $3.04)

THE ART OF THE CATAPULT, 2ND EDITION

Updated and improved instructions and diagrams illustrate how to build 10 authentic working model catapults. Building these simple yet sophisticated machines introduces fundamentals of math and physics using levers, force, torsion, tension, and traction. Perfect for kids as well as adults.

Format: Paperbound
Pages: 177
Publisher: Chicago Review
Publishing status: Current
ISBN: 9780912777337
Item #: 6923224

Published at $16.99 Your Price $13.95 (Save $3.04)

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