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Sky Glider Challenge
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In this design challenge activity, learners use two helium-filled balloons to build a blimp that can travel in a straight path across the room.
Build a Band
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In this design challenge activity, learners build a four-stringed instrument that can play a tune.
Sky Floater Challenge
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In this design challenge activity, learners make a balloon hover at eye level for five seconds, and then make it move by creating air currents.