Ducted Fan Pinewood Derby Car
When my place of work (Adobe) announced a Pinewood Derby competition I decided to participate in the outlaw/unlimited category. A good number of years ago I made a car using a propeller & electric motor re-purposed from an RC glider, and this time around I decided to do something similar but pull i...
By: spack
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By: spack
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[original story: Instructables]