From a Slingshot Rifle to a Mousetrap Catapult, Build 10 Guerrilla Gadgets from Household Hardware
$15.99 / Can$20.99 / £10.99
Make 20 Awesome Ballistic Blasters with Ordinary Stuff
$24.99 / Can$32.99 / £16.99
The Book of Big, Bigger, and Epic Duct Tape Projects
Build Slingshot Powered Rockets, Rubber Band Rifles, Unconventional Catapults, and More Guerrilla Gadgets from Household Hardware