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Working Things Out: Pulleys, Turbines MachinesThe Science The Models And You! by Gerry Bailey
Working Things Out: Pulleys, Turbines MachinesThe Science The Models And You!
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Gerry Bailey

Working Things Out: Pulleys, Turbines MachinesThe Science The Models And You!

Crafty Inventions

Gerry Bailey

47 pages • first pub 2005 (editions)

informative inspiring medium-paced
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