Take stacking to a whole new level with this fantastic rocket ball air stacker! Put the ball in the base, turn on the fan and stack up the tubes. T...
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Google "orrery" because you'll be building one, winding it up, then watching planets orbit the sun at their own speed! Explore gear mechanics as yo...
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Welcome to the fascinating world of mechanical engineering! Make 8 motorized robots that move in different ways while exploring how each one uses g...
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All time favorite way to play for kids is watering their corner of the Earth and helping out in the garden. Quality tools make a job much more enjo...
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This amazing lab is the real deal! Create an underwater volcano, or a test tube rainbow, or do any of the 20 safe, educational experiments. This wi...
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Kids have been hunkering down in homemade forts since time began, and here's a set that kicks it up a notch. Just connect 25 glow-in-the-dark balls...
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