Vex IQ tennis ball intake and catapult bot - VEX IQ General Discussion - VEX Forum
From the Community Stream: <p>This afternoon we went outside to do a simple machines obstacle course! We fired tennis balls… | Katapult, Holzprojekte, Holzspielzeug
The Two-Hour Trebuchet - Atomic Shrimp
The Backyard Ogre Catapult Project
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Outdoor STEM Activity for Kids: Cool Catapults that Make Learning So Fun - The Secret Life of Homeschoolers