200 New Puzzles -- From Fiendish to Super Fiendish Su Doku, "the crossword without words," comes with a warning: it is seriously addictive. You don't need to be a mathematical genius to solve these puzzles; it is simply a question of logic and a little patience. 200 New Puzzles -- From Fiendish to Super Fiendish Su Doku, "the crossword without words," comes with a warning: it is seriously addictive. You don't need to be a mathematical genius to solve these puzzles; it is simply a question of logic and a little patience. Wayne Gould is the brains behind Su Doku. A former High Court judge in Hong Kong, he now spends his time developing the puzzle. New York Post Fiendish Sudoku The Official Utterly Addictive Number-Placing Puzzle By Wayne Gould HarperCollins Publishers, Inc. Copyright © 2006 Wayne Gould All right reserved. ISBN: 0061173363 Introduction Since its launch in The Times in November 2004, Su Doku has become one of the most popular features of the paper and an international phenomenon. In a world where time is apparently a precious commodity, it is a testament to the addictive power of the puzzle that so many people can't wait to tackle it on a daily basis and with such intense concentration. The Times books, once they appeared in the bestseller lists, haven't budged since, showing their huge popularity with the book-buying public. In this latest collection from Wayne Gould, you confront the ultimate mental workout. There are 190 new Fiendish Su Dokus with 10 Super Fiendish puzzles to test you to the absolute limit. These are the hardest puzzles he produces. Remember, his puzzles require no guesswork: logic will lead you to a single solution. A valuable tip from Wayne Gould: ?If you are writing too many pencil marks, it means you are not understanding how the puzzle works. You may be relying too much on mechanical procedures, without appreciating the underlying logic. If, in time, you can shake yourself free of written pencil marks, you will see the Su Doku puzzle for what it is -- a thing of beauty!' Continues... Excerpted from New York Post Fiendish Sudoku by Wayne Gould Copyright © 2006 by Wayne Gould. Excerpted by permission. All rights reserved. No part of this excerpt may be reproduced or reprinted without permission in writing from the publisher. Excerpts are provided by Dial-A-Book Inc. solely for the personal use of visitors to this web site.