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Teaching Physics with Toys:
Yo-yos, roller skates, and rubber bands may be found in every school kid's closet, but they are also part of this ingenious book that shows how to use toys to teach science. Inertia, kinetic energy, the laws of motion, and other basic physics principles are introduced in more than 30 fun and easy-to-perform activities. Each activity contains cross-curricular ideas and lesson extensions, so you can easily extend your physics lessons to other parts of the curriculum. Appropriate for grades K -- 9. [via]