Ready the Cannons! - Gurstelle, William
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Offers instructions on how to build artillery devices out of easy-to-find household materials, including a supersonic Ping-Pong ball shooter, a beverage bottle bazooka, and a wiffle ball launcher.

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Produktbeschreibung
Offers instructions on how to build artillery devices out of easy-to-find household materials, including a supersonic Ping-Pong ball shooter, a beverage bottle bazooka, and a wiffle ball launcher.
Autorenporträt
William Gurstelle is the author of Defending Your Castle, Absinthe & Flamethrowers, The Art of the Catapult, Backyard Ballistics, Building Bots , Notes from the Technology Underground, and Whoosh, Boom, Splat. He is a professional engineer who has been researching and building model catapults and ballistic devices for more than 30 years and is a contributing editor at Popular Mechanics, a columnist for Make magazine, and writes frequently for the Atlantic, Maxim, and Wired as well as other national magazines. He lives in Minneapolis, Minnesota.