{"product_id":"pyramid-math-puzzle-challenge-chris-mcmullen-9781941691274","title":"Pyramid Math Puzzle Challenge: Can you fill in the missing numbers?","description":"Take Dr. McMullen's pyramid math puzzle challenge. Can you figure out the missing numbers in each puzzle? \u003cp\u003e\u003c\/p\u003eNote: These are challenging puzzles for math lovers. They are \u003cb\u003enot\u003c\/b\u003e simple fill-in puzzles, and the patterns are usually not trivial lists of numbers in order, but involve mathematical operations (or combinations of them) or special sequences (like prime numbers). \u003cp\u003e\u003c\/p\u003eThese math puzzles add another dimension to pattern recognition and problem solving, since patterns can run in more than one direction. \u003cp\u003e\u003c\/p\u003eThe solution to every puzzle can be found at the back of the book.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAuthor:\u003c\/b\u003e Chris McMullen\u003cbr\u003e\u003cb\u003eISBN-10:\u003c\/b\u003e 1941691277\u003cbr\u003e\u003cb\u003eISBN-13:\u003c\/b\u003e 9781941691274\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e Zishka Publishing\u003cbr\u003e\u003cb\u003eLanguage:\u003c\/b\u003e English\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 09\/15\/2018\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 116\u003cbr\u003e\u003cb\u003eFormat:\u003c\/b\u003e Paperback\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 0.54lbs\u003cbr\u003e\u003cb\u003eSize:\u003c\/b\u003e 10.00h x 8.00w x 0.24d","brand":"Chris McMullen","offers":[{"title":"Paperback","offer_id":44756788609279,"sku":"9781941691274","price":12.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/2982\/9887\/files\/img_931d0243-e5e2-4883-81f7-9ea18823dbaf.jpg?v=1706593846","url":"https:\/\/www.whiterainbookhouse.com\/products\/pyramid-math-puzzle-challenge-chris-mcmullen-9781941691274","provider":"WR Book House","version":"1.0","type":"link"}