{"product_id":"puzzlewright-guide-to-solving-sudoku-hundreds-of-puzzles-plus-techniques-to-help-you-crack-them-all-9781402799457","title":"Puzzlewright Guide to Solving Sudoku: Hundreds of Puzzles Plus Techniques to Help You Crack Them All","description":"Sudoku 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\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAbout the Author\u003c\/b\u003e\u003cbr\u003ePeter Gordon is the Editorial Director of Puzzlewright Press. He was a member of the winning US teams at the 1990 International Crossword Marathon in Bjelovar, Yugoslavia, and the 1999 World Puzzle Championship in Budapest, Hungary. In 1994, he represented the US at the Rummikub world championship on a cruise up the Rhine River, and he is the two-time division winner at the American Crossword Puzzle Tournament. His titles include \u003ci\u003eHall of Fame Crosswords\u003c\/i\u003e, \u003ci\u003eYahtzee Scratch \u0026amp; Play\u003c\/i\u003e, \u003ci\u003eMatch Wits With Mensa: Test Your Trivia Smarts\u003c\/i\u003e, and \u003ci\u003eVerbiage for the Verbose\u003c\/i\u003e; he is also the co-author of \u003ci\u003eSolitaire Battleships\u003c\/i\u003e and \u003ci\u003eScrabble-doku\u003c\/i\u003e.\u003cbr\u003eFrank Longo has written over 90 sudoku books, including \u003ci\u003eOy Vey! Sudoku\u003c\/i\u003e; \u003ci\u003e10x10 Sudoku\u003c\/i\u003e; \u003ci\u003eMensa(R) Absolutely Nasty Sudoku Level 1, 2, 3, \u003c\/i\u003e and \u003ci\u003e4\u003c\/i\u003e; \u003ci\u003eThe Worlds Longest Sudoku Puzzle\u003c\/i\u003e; and \u003ci\u003eThe Sudoku Code\u003c\/i\u003e (co-authored with Francis Heaney).\u003cbr\u003e\u003cbr\u003e","brand":"Puzzlewright","offers":[{"title":"Default Title","offer_id":50641698324754,"sku":"9781402799457","price":14.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0831\/4771\/8930\/files\/img_e6ea8474-22bb-40c0-a88f-1211879e1ac2.jpg?v=1733031079","url":"https:\/\/surprise-castle.myshopify.com\/products\/puzzlewright-guide-to-solving-sudoku-hundreds-of-puzzles-plus-techniques-to-help-you-crack-them-all-9781402799457","provider":"Surprise Castle","version":"1.0","type":"link"}