Backyard Ballistics (Expanded) (2ND ed.) by William Gurstelle nature in backyard and Caldecott Honors for A

and Caldecott Honors for A Child's Calendar

as a revered scientist

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but took no degree

Backyard Ballistics (Expanded) (2ND ed.) by William Gurstelle nature in backyard and Caldecott Honors for AThis 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 store materials and this step by step guide. Clear instructions, diagrams, and photographs show how to build projects ranging from the simple match powered rocket to the more complex tabletop catapult and the offbeat Cincinnati fire kite.