Engineer: Rubber Band Engineer: All-Ballistic Pocket Edition : From a Slingshot Rifle to a Mousetrap Catapult, Build 10 Guerrilla Gadgets from Household Hardware (Hardcover) - Walmart.com
Flapper Mouse Trap Addons by maxv | Download free STL model | Printables.com
prepare a mousetrap from a slingshothunting for a mouse in a slingshot - YouTube