Simple Machines

Title rated 4.5 out of 5 stars, based on 4 ratings
Current format, Book, 1996, Available .
Current format, Book, 1996, Available . Offered in 0 more formats
Thirteen experiments about the six simple machines --- the lever, wheel and axle, pulley, inclined plane, wedge and screw --- teach kids about basic science. Full-color photographs and step-by-step instructions clearly explain each activity, so that kids can make the most of the machines with minimal help from adults.Part…

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