Whether you are a complete beginner or have already acquired some solving skills, this book will be extremely helpful. For beginners it explains what Sudoku is, and deals fully with the basic solving techniques. For solvers already able to complete puzzles graded as Easy or Moderate, but who find themselves up against a brick wall when faced with more difficult puzzles, the book describes and demonstrates a selected range of techniques which will enable them to go further and solve all the puzzles likely to be encountered in newspapers or puzzle books, from Easy through Hard and Very Hard to Diabolical. There are 84 pages to explain the mysteries of scanning, matching pairs, twins, triplets and quads, pointing and claiming, the use of rectangles and other 4-sided figures, X-wings and X-Y wings, swordfish, jellyfish, turbot fish, and chains and loops. These explanatory pages are followed by 30 graded puzzles, ranging from Easy to Diabolical, with which to test the techniques described in the book. A novel feature is that the puzzles come with fully reasoned solutions and detailed explanations which, by taking you through all the logical steps, show exactly how each puzzle was solved and what solving techniques were used to do so. These provide in themselves a valuable aid to mastering the techniques..

Expert Sudoku is an all-new collection of handcrafted puzzles for the expert puzzle-solver. This is the book that challenges skilled solvers and Sudoku-lovers at the top level—every one of the 320 puzzles is rated "difficult." Good luck!

If you want to learn the basics of playing Sudoku puzzles quickly and easily for newbies and beginners, then get this "How To Play Sudoku" guide. In this step-by-step guide, you will rep the following benefits: - Be familiar with the the game rules. - Learn the basic way of doing Sudoku. - Get useful tips in solving Sudoku puzzle. - Be able to solve Sudoku puzzle in the shortest time possible. - Learn how to appropriately choose a candidate. - Solve different levels of Sudoku puzzle. - Amaze your friends and family to your new found hobby of solving sudoku. - And much more! Click "Buy Now" to get it now!

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 don't 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 "

Here it comes: a revolution in sudoku solving! This is by far the most complete guide to cracking these addictive puzzles ever produced, with tricks even the experts won t know. While most books might have a few pages of introduction before proceeding straight to the sudokus, this one covers it all: hidden pairs, naked pairs, X-wings, jellyfish, squirmbag, bivalue and bilocation graphs, turbot fish, grid coloring, and chains. Every single one is here, and much more too, including the exclusive Gordonian logic methods (Gordonian rectangles and Gordonian polygons) that will turn even the hardest puzzles into a breeze. Of course, there are hundreds of sudoku for practice. A very special addition is a reprint of the very first sudoku ever published in 1979, from "Dell Pencil Puzzles and Word Games" magazine!"

Mathematician and bestselling author Robin Wilson--himself a sudoku aficionado--offers 52 tried and tested tips and tactics for solving these brainteasers.

From krazydad, constructor of the wildly popular and addictive puzzles published in The New York Times as Two Not Touch, here are 360 of your favorite Star Battle puzzles. These puzzles will provide a healthy diversion for you in these challenging times, and help you make it to the other side with your sanity intact! Includes an instructive and pithy tutorial.

Emeritus Professor of Mathematics Jerry Janusz presents a survey, step-by-step, of most of the known techniques used in solving Sudoku puzzles and illustrates them with many examples so that the casual solver may learn to complete some of the "hard puzzles" that appear in some newspapers and other publications. He provides twenty-five pages of instruction for beginners to Sudoku puzzle solving and ninety pages for more advanced players. The book begins with a description of three elementary techniques that will allow the reader to solve "easy" and "medium" Sudoku puzzles. Then more advanced methods that depend on "candidates" are presented. Techniques such as wings, chains, several types of reduction, almost locked sequences and others are introduced as part of the detailed solution of some difficult and diabolical puzzles. Some consideration is given to puzzles with more than one solution.

Sudoku is amazingly popular This is a beginning programmer’s guide with a gaming slant. It mixes learning and fun It teaches the reader how to build a fun, complex, and addictive puzzle game

After a short discussion of Sudoku and presentation of tools in Section 1, this book gives a review of standard techniques or strategies to solve these puzzles in Section 2. Section 3 will treat advanced solution techniques that will allow the most difficult puzzles to be solved. The primary focus of the book is on this section, and the reader should find these techniques easy to apply to achieve success. Section 4 gives 14 exercises that will allow the reader to practice the techniques given in section 3. These exercises, with solutions, provide additional instructions on the application of section 3 techniques. Section 5 gives 16 puzzles to solve, with answers. The first 4 puzzles are for warm up and are labeled Evil. The 12 puzzles that follow the Evil puzzles are very difficult and are labeled Extreme. This section could be considered a graduation exercise.