{"product_id":"backyard-ballistics-william-gurstelle-2001","title":"Backyard Ballistics","description":"\u003cp\u003eA step-by-step guide to building 13 ballistic devices from inexpensive household and hardware store materials, from a match-powered rocket and a tabletop catapult to the potato cannon and a Cincinnati fire kite. Instructions, diagrams and photographs walk through each project, with an emphasis on safety, troubleshooting tips, the physics behind each device, and profiles of experimenters such as Alfred Nobel, Robert Goddard and Isaac Newton.\u003c\/p\u003e","brand":"William Gurstelle","offers":[{"title":"Default Title","offer_id":45215383093498,"sku":"NED2\/19\/10302026","price":6.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0635\/3387\/5450\/files\/IMG_4627_74cd1cc0-3ced-48c7-89fd-a68c857bf5eb.jpg?v=1708563737","url":"https:\/\/flippedpages.com\/products\/backyard-ballistics-william-gurstelle-2001","provider":"Flipped Pages","version":"1.0","type":"link"}