{"product_id":"puzzlewright-guide-to-solving-sudoku-isbn-9781402799457","title":"Puzzlewright Guide to Solving Sudoku","description":"\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003eSudoku designers the world over will weep and gnash their teeth at the revelations in this comprehensive guide to cracking the addictive puzzles--but solvers will find it absolutely invaluable as they seek to improve their skills. Even experts dont know all these tricks: hidden pairs, naked pairs, X-wings, jellyfish, squirmbag, bivalue and bilocation graphs, and chains, plus the exclusive Gordonian logic methods that turn the toughest puzzles into a breeze. There are hundreds of sudoku to practice on. A special addition is a reprint of the very first sudoku ever published!\u003cbr\u003e \u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e","brand":"Puzzlewright Press","offers":[{"title":"Default Title","offer_id":47819387797733,"sku":"NP9781402799457","price":19.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1842\/7735\/files\/9781402799457_9345e75a-e6b5-4f6c-bca2-438da1f9eb91.jpg?v=1771872462","url":"https:\/\/k12savings.com\/products\/puzzlewright-guide-to-solving-sudoku-isbn-9781402799457","provider":"K12savings","version":"1.0","type":"link"}