These are the homemade machines that youâ€™ve dreamed of building, from the high-voltage Night Lighter 36 spud gun to the Jam Jar Jet, the Marshmallow Shooter, and the Yagua Blowgun. Including detailed diagrams and supply lists, Gurstelleâ€™s simple, step-by-step instructions help workshop warriors at any skill level achieve impressively powerful results. With Whoosh Boom Splat, you can build:- The Jam Jar Jetâ€”the simple pulse jet engine that roars- The Elastic Zip Cannonâ€”a membrane-powered shooter that packs a wallop- The Mechanical Toeâ€”a bungee-powered kicking machine- The Vortex Launcherâ€”a projectile shooter that uses air bullets for ammunition- The Clothespin Snap Shooterâ€”the PG-17 version of a clothespin gun that fires fiery projectiles - The Architronitoâ€”the steam-powered cannon conceived by Leonardo da Vinci And many more!In addition to learning how to make these cool gadgets, youâ€™ll find sections packed with information on what makes each machine unique. Gurstelle describes the machineâ€™s historical origins as only he can: with verve, fun, and the sort of quirky details his legions of fans love. Whoosh Boom Splat is a must-have for every extreme tinkerer.