HOW TO – Build a torsion catapult

We’ve covered plenty of trebuchet designs here on MAKE:Blog, no relatively lower tech torsion catapult how-to’s though. Well here’s a video and instructable running through construction of a large-scale version – Link


Weekend Projects: Make a trebuchet – Link

6 thoughts on “HOW TO – Build a torsion catapult

  1. In high school we built catapults for Physics class that needed to hurl a tennis ball 25m exactly. We used the bands from a slingshot and 2×4’s. My team took first place of all the entries. Later on during college, my dad gave me the trigger — all that was left of the rig when he scrapped it.

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