Texas Bookman Books > Smarts > Children's Book How Machines Work: Learn to Build Mechanisms With This Interactive Guide to Machines Hardcover 9780711247277 2205125

Texas Bookman

How Machines Work: Learn to Build Mechanisms With This Interactive Guide to Machines Hardcover

$19.99
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SKU: 2205125

Explore the science behind simple machines and mechanisms - from levers, gears, and pulleys to ratchets, cams, and cranks. Then build your very own machines and discover for yourself how they work.

A must for budding engineers, this unique interactive book contains all you need to build 12 working models. Just bolt the color-coded cogs, rods, and wheels onto the perforated workshop following the simple instructions. Then start operating your machines to see how they work! Includes: 20 pages of facts; 40 model pieces; 14 nuts & bolts; 2 pieces of string.

UPC/ISBN: 9780711247277

Product Information

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