William Gurstelle

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Backyard Ballistics: Build Potato Cannons, Paper Match Rockets, Cincinnati Fire Kites, Tennis Ball Mortars, and More Dynamite Devices

by William Gurstelle

This bestselling DIY handbook now features new and expanded projects, enabling ordinary folks to construct 16 awesome ballistic devices in their garage or basement workshops using inexpensive household or hardware...


Defending Your Castle: Build Catapults, Crossbows, Moats, Bulletproof Shields, and More Defensive Devices to Fend Off the Invading Hordes

by William Gurstelle

A man’s home is his castle, or so the saying goes, but could it withstand an attack by Attila and the Huns, Ragnar and the Vikings, Alexander and the Greeks, Genghis Khan and the Mongols, or Tamerlane and...


The Art of the Catapult: Build Greek Ballistae, Roman Onagers, English Trebuchets, and More Ancient Artillery

by William Gurstelle

Whether playing at defending their own castle or simply chucking pumpkins over a fence, wannabe marauders and tinkerers will become fast acquainted with Ludgar, the War Wolf, Ill Neighbor, Cabulus, and the Wild...


Absinthe & Flamethrowers: Projects and Ruminations on the Art of Living Dangerously

by William Gurstelle

Written for reasonable risk takers and suburban dads who want to add more excitement to their lives, this daring combination of science, history, and DIY projects explains why danger is good for you and details...


Building Bots: Designing and Building Warrior Robots

by William Gurstelle

This is the definitive guide to designing and building warrior robots like those seen on BattleBots, Robotica, and Robot Wars. It walks robot enthusiasts of all ages step-by-step through the design and building...


Adventures from the Technology Underground: Catapults, Pulsejets, Rail Guns, Flamethrowers, Tesla Coils, Air Cannons, and the Garage Warriors Who Love

by William Gurstelle

The technology underground is a thriving, humming, and often literally scintillating subculture of amateur inventors and scientific envelope-pushers who dream up, design, and build machines that whoosh, rumble,...


Whoosh Boom Splat: The Garage Warrior's Guide to Building Projectile Shooters

by William Gurstelle

These are the homemade machines that you’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...