Design, arrange, construct, and experiment with Cool Engineering Projects Kids can learn how to build a colorful working catapult, assemble a simple-machine maze, and more Each workshop project includes easy-to-read, step-by-step instructions paired with photographs. Budding craftspeople and engineers will love learning how to use the tools of the trade to make one-of-a-kind creations. Aligned to Common Core Standards and correlated to state standards. Checkerboard Library is an imprint of Abdo Publishing, a division of ABDO.
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