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Lever Cowboy
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In this activity, learners build a figure that moves and "comes to life" when they pull its string.
Trebuchet Toss
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In this activity, learners explore trebuchet design. Teams of learners construct trebuchets from everyday materials.
Cranking Bird
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In this activity, learners build a mini crank machine to make a bird "fly." This engineering activity introduces learners to automata, rotational motion, cranks and cams.
Gymnast
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In this physics activity, learners build a toy with a figure that spins around like a gymnast on the high bar.