{"product_id":"x-factor-sudoku-paperback","title":"X-Factor SuDoku - Paperback","description":"\u003cp\u003eby \u003cb\u003eJoe Defries\u003c\/b\u003e (Author)\u003c\/p\u003e\u003cp\u003eCatch the latest wave in Sudoku-mania! These 275 X-Factor SuDoku puzzles are for the diagonally challenged, in 6 difficulty levels from Simple to Fiendish.\u003c\/p\u003e\u003cp\u003e X-Factor puzzles follow the same rules as for regular SuDoku puzzles PLUS the two shaded diagonal regions also contain the numbers 1 to 9 once only.\u003c\/p\u003e\u003cp\u003e Each X-Factor puzzle is joined to a previous and following puzzle through common puzzle solution numbers. As well, this book is an extension of \"The World's Longest SuDoku Puzzle\", now at 1,271 puzzles in length.\u003c\/p\u003e\u003cp\u003e Includes strategy guide for solving SuDoku puzzles, and tips on how to find X-Factor numbers. And for those who still can't get enough, try solving 275 riddles!\u003c\/p\u003e\u003cp\u003e Joe Defries is a current 2-time Guinness World Record holder, and is the joe in suJoku.com \u0026amp; joe-ks.com (the Largest Source of Internet Humour). Betcha Can't Beat That!*\u003c\/p\u003e\u003cp\u003e * re Joe's 'super-human puzzling feat' - the World's Longest SuDoku Marathon - as published in \"The Addict's Guide to Everything Sudoku\" by Fiorella Grossi, Fair Winds Press, 2007\u003c\/p\u003e\u003cdiv\u003e\n\u003cstrong\u003eNumber of Pages:\u003c\/strong\u003e 328\u003c\/div\u003e\u003cdiv\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 0.69 x 8 x 5 IN\u003c\/div\u003e\u003cdiv\u003e\n\u003cstrong\u003ePublication Date:\u003c\/strong\u003e February 05, 2009\u003c\/div\u003e","brand":"Books by splitShops","offers":[{"title":"Default Title","offer_id":42740020674623,"sku":"9781440122026","price":29.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0105\/8226\/1823\/files\/b441bcfbb7c20403ea2c80ca81cba118.webp?v=1765158628","url":"https:\/\/dhlswag.com\/products\/x-factor-sudoku-paperback","provider":"BBB","version":"1.0","type":"link"}