Smithsonian Book of Paper Airplanes Bessel van der Kolk M.D. -discover nature’s scientifically proven power

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Smithsonian Book of Paper Airplanes Bessel van der Kolk M.D. -discover nature’s scientifically proven powerBecome an expert flyer with 16 amazing airplane designs and fun aviation facts from the Smithsonians National Air and Space Museumfor kids ages 8 12! Prepare for takeoff with the Smithsonian Book of Paper Airplanes, whichincludes 16 designs inspired by planes in the Smithsonian's collections with fully illustrated, easy to follow instructions. * 48 tear out sheets3 per airplane for triple the fun and to master the practice * Information on ideal