{"product_id":"sir-cumference-and-the-dragon-of-pi-9781570911644","title":"Sir Cumference and the Dragon of Pi","description":"\u003cb\u003eJoin Sir Cumference for wordplay, puns, and problem solving in this entertaining, medieval math adventure story about radius and the number Pi. \u003c\/b\u003e \u003cp\u003e\u003c\/p\u003eThis time the math adventure is centered around a potion that changes Sir Cumference into a fire-breathing dragon. Can Radius change him back? Join Radius on his quest through the castle to solve a riddle that will reveal the cure. It lies in discovering the magic number that is the same for all circles. \u003cp\u003e\u003c\/p\u003eThe second in Sir Cumference series, \u003ci\u003eSir Cumference and the Dragon of Pi \u003c\/i\u003emakes math fun and accessible for everyone.\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAbout the Author\u003c\/b\u003e\u003cbr\u003eCindy Neuschwander is an elementary school teacher who loves teaching math. She also enjoys traveling, reading, and writing stories. She thought up Sir Cumference while visiting medieval castles in England. Cindy lives in Pleasanton, California.\u003cbr\u003e","brand":"Charlesbridge Publishing","offers":[{"title":"Default Title","offer_id":50650037485842,"sku":"9781570911644","price":6.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0831\/4771\/8930\/files\/img_372969a3-376f-4470-a44e-970907fe20ad.jpg?v=1733281024","url":"https:\/\/surprise-castle.myshopify.com\/products\/sir-cumference-and-the-dragon-of-pi-9781570911644","provider":"Surprise Castle","version":"1.0","type":"link"}