Uploaded December 2015 | Updated September 2026, 3 days ago

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See the text explanation page here goo.gl/OEAwl3
Great music by Al Petteway and Amy White goo.gl/3zCF6Y
Dragonfly Helicopter from Common Materials youtu.be/O77Y2dEvi0s
Make an Easy Dragonfly Helicopter youtu.be/wH6lkmZ8cWs
Make a Dragonfly Helicopter with an adjustable Propeller youtu.be/XjOp9fw3L9w

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