Pocket Idiot's Guide to Extreme Sudoku

"More puzzles than ever" Here are more puzzles to challenge players of the hottest puzzle craze sweeping the nation. Featuring the most extreme brain stumpers of all, this is the newest entry into this red-hot market, offering 240 of the toughest Sudoku puzzles players will find anywhere. Matt Gaffneyknown throughout the gaming community as a champion crossword puzzler and creatorhas taken this unique book to new heights of difficulty, complete with strategies and puzzle-busting hints, plus a full array of variants on the game. Expert gaming author and world class puzzler 240 Mensa-level puzzles that offer the ultimate mental challenge Complete overview and sample of the latest variants, such as the circular and super grid puzzles More instructions, tips, and strategies than any other competing book Convenient, slim trim size for easy portabilityGaffney, Matt is the author of 'Pocket Idiot's Guide to Extreme Sudoku ', published 2006 under ISBN 9781592575374 and ISBN 1592575374.