{"product_id":"the-fly-on-the-ceiling-isbn-9780679886075","title":"The Fly on the Ceiling","description":"\u003cb\u003eThat is one pesky fly! Kids will love this funny and very accessible myth about the real-life historical figure who popularized the Cartesian system of coordinates. You won't believe how he did it!\u003cbr\u003e\u003c\/b\u003e\u003cbr\u003eRecognized as the father of analytic geometry, René Descartes was a French mathematician and philosopher. So how could a fly lead to an important math discovery? Read this imaginative Step 4 and find out!\u003cbr\u003e\u003cbr\u003e\u003cb\u003eStep 4 Readers\u003c\/b\u003e use challenging vocabulary and short paragraphs to tell exciting stories. For newly independent readers who read simple sentences with confidence.DR. JULIE GLASS is a professor and Chair of the Mathematics department at California State East Bay. She lives in California with her family.","brand":"Random House Books for Young Readers","offers":[{"title":"Default Title","offer_id":46302280024293,"sku":"NP9780679886075","price":5.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1842\/7735\/files\/9780679886075.jpg?v=1767739383","url":"https:\/\/k12savings.com\/es\/products\/the-fly-on-the-ceiling-isbn-9780679886075","provider":"K12savings","version":"1.0","type":"link"}