Dragonfly Helicopter from Common Materials @sciencetoymaker
Dragonfly Helicopter from Common Materials @sciencetoymaker
Uploaded March 2018 | Updated September 2026, 14 hours ago
Make a wind-up Dragonfly Helicopter from stuff you have around the house.
More information at sciencetoymaker.org/dragonfly-helicopter
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Dragonfly Helicopter from Common Materials

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