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The world famous 3-minute word game
challenging
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Smartivity Speedster Knock Knock! Again The world famous 3-minute wordIntroduce your child to a world of speed and spin. With this kit, your child will build a zooming race car, a mechanical flower that blooms, a magical picture mixer, a dancing robot, and many more. They will build one toy, play with it, and break it apart to make a new toy. The kit comes with easy to follow instructions, explanations of STEM concepts, and experiments that your child can perform independently. Learn about force, motion, elasticity Ages
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