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Summary: Find out more about the design and technology of some ot the most widely used mechanisms, such as pulleys, gears and wedges. See detailed diagrams and conduct simple experiments to gain an in-depth understanding of the principles behind each mechanism. Have fun using machanisms to make four different machines yourself, including a well, a spring balance and a toy vanCustom 2
Physical Description: 32 p, col. ill
MARC Import date: 261 p, ill
MARC Record: 237 p, col. ill., col. maps, 26 x 32 cm