Caroline Alliston
1) Race it!
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Description
Provides step-by-step instructions for five projects that explore engineering and design, including building a catapult, a cd racer, and glider.
2) Move it!
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Description
"Calling all budding engineers--get creative with moving gadgets! Explore your engineering and design skills with these 7 exciting projects and challenges. Using easy-to-source objects and step-by-step instructions, discover how things roll, spin, float, and orbit!" --back cover