The full-scale machine was like the atomic bomb of medieval times. This 1/10 scale version reaches over 5 feet tall and can hurl a whopping one pound missile over 100 feet!
$16.95 more info
Invented by Catapult Expert Ron Toms, this super efficient modern machine stands 3 feet tall and can hurl a golf ball approx. 300 feet!
$14.95 more info
It's small and portable, but this little desktop-sized machine can hurl marbles clear across the room- 20 feet and more! Easy to build and shoot, it's great for science experiments!
$9.95 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.
$10.95 more info
A downloadable E-book in PDF format containing more than 28 pages with over 20 photos and illustrations. This manuscript gives details about the design, construction and operation of the Onager.
$14.95 more info