Explore simple machines and create a catapult using simple materials. Explore simple machines and create a catapult using these simple materials: popsicle sticks, marshmallows, spoon, and rubber bands ...
Combine physics with flinging, and you’ll be hard-pressed to find something more effective than a catapult, which debuted on battlefields around 800 A.D. These warfare staples were capable of lobbing ...
[Unusualtravis] came up with this fairly slick electronic catapult. This easy to construct and moderately cheap rig has an arduino as the brains and controls for 3 servos. One is the release, another ...
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