{"product_id":"will-shortz-presents-crazy-for-kenken-easy-to-hard-100-logic-puzzles-that-make-you-smarter-9780312546397","title":"Will Shortz Presents Crazy for Kenken Easy to Hard: 100 Logic Puzzles That Make You Smarter","description":"\u003cp\u003eCreated in Japan by Tetsuya Miyamoto, KenKen has quickly become the successor to sudoku that the world's been waiting for. Like sudoku, KenKen has simple rules and is maddeningly addictive. The puzzles are based on logic and simple arithmetic and are fun for solvers of all ages. \u003cbr\u003eFeatures: 100 easy to hard KenKen puzzles using addition, subtraction, multiplication and division \u003cbr\u003ePuzzle grids range in size from warm-up 3x3s to challenging 9x9s \u003cbr\u003eIntroduction and How to Solve instructions from legendary \u003ci\u003eNew York Times\u003c\/i\u003e crossword editor Will Shortz \u003cbr\u003eBig grids with lots of space for easy solving\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eBinding Type:\u003c\/b\u003e Paperback\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e St. Martin's Griffin\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 03\/31\/2009\u003cbr\u003e\u003cb\u003eISBN:\u003c\/b\u003e 9780312546397\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 128\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 0.32lbs\u003cbr\u003e\u003cb\u003eSize:\u003c\/b\u003e 9.26h x 5.98w x 0.34d","brand":"Will Shortz, Tetsuya Miyamoto","offers":[{"title":"Default Title","offer_id":36635904934044,"sku":"9780312546397","price":14.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0473\/0804\/6492\/products\/img_bff05d52-8670-4adb-9605-88cf7874aad5.jpg?v=1603840858","url":"https:\/\/pastforward.org\/products\/will-shortz-presents-crazy-for-kenken-easy-to-hard-100-logic-puzzles-that-make-you-smarter-9780312546397","provider":"Past Forward","version":"1.0","type":"link"}