Projects Contests Teachers

Backyard Ballistics

By ellens8

1,059

28

Easy-Peasy PVC Water Gun

Easy-Peasy PVC Water Gun

by seamster in Toys & Games

Air Powered Potato Cannon

Air Powered Potato Cannon

by Hermes in Backyard

Easy to Build, Easy to Use, Water Bottle Launcher!

Easy to Build, Easy to Use, Water Bottle Launcher!

by bpwagner in Rockets

Viking Catapult

Viking Catapult

by WoodsRunner in Survival

Chopsticks Catapult

Chopsticks Catapult

by BettyLee in Pranks, Tricks, & Humor

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