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Balloon Powered Helicopter with Propellers

9 items left

Great for Gifts and party favors(Balloon travels As high as 3 stories)

 

Balloon Helicopter

The air released from the balloon propels the helicopter blades to make it fly high in the air, whistling as it goes. ( 2  balloons included)

Science Concept : Potential Energy  ---- Kinetic Energy ---  Sound Energy

Great for Gifts and party favors




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