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  1. Backyard Ballistics by William Gurstelle

    The Book that tells you how to build potato cannons, paper match rockets, Cincinnati fire kites, tennis ball mortars, and more dynamite devices.
    science fair1
    science projects1
    physics experiments1
    potato cannon1
    carbide cannon1
    potato gun1
    spud gun1
    water rocket1
    pipe bomb1
    backyard ballistics1
    anarchists handbook0
    cub scout activities0
    match rocket0
    potato shooter0
    William Gurstelle0

    www.backyard-ballistics.com - 2009-02-12

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