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Founded in Sweden in 1884
Step-by-step instructions show you how to create a variety of projects
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Catapult Engineering: 6-in-1 Maker Kit Pokémon Founded in Sweden in 1884Investigate physics using technology from medieval times! Build six sleek, updated models of catapults, trebuchets, and other medieval launchers. These classic siege weapons from the middle ages also happen to be great tools for teaching physics, including lessons in force, energy, motion, and projectiles. A catapult is a medieval ballistic device that uses mechanical rubber bands and counterweights to fling projectiles in this case, foam balls into
US$ 130.35
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