Automatic Paper Plane Launcher at Home Discover how to craft a semi-automatic paper plane launcher with a 30-plane capacity using simple materials like cardboard, batteries, electric motors, and old ...
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Simple Bottle Rocket Launcher (Propane)
In this video I show how to make a super simple propane bottle launcher, especially good for demonstrations of the basic physics of rocketry. I've used this launcher myself for kid's science lessons ...
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