A multi-configurable catapult kit designed specifically for school science experiments. Test counterweighted vs. spring powered, sling vs. spoon launcher, wheeled and not, arm stop or let it swing through, and any combination. Experiment Guide included!
$39.00 more info
A fascinating machine that converts potential energy into kinetic and uses it to throw a ball, this machine is only 34 inches tall, 18 inches long and
12 inches wide (including the steel counterweight boxes) but it hurls a golf ball over 200 feet.
$169.00 more info
The Ultimate Science Project Experimenter's Catapult Kit! It's fully adjustable, multi-configurable and repeatable. It's a perfect model for learning the scientific method!
$59.00 more info
The Scorpion II was designed from the start to hurl golf balls and tennis balls, but you can try it out on just about anything small and round.
$69.00 more info