Have you caught the Sudoku bug yet? Master Sudoku is a collection of over 150 puzzles of varying difficulty that will teach the newcomer the techniques for success and challenge the expert player to their limit. The tips and strategies will help the frustrated solver while the list of websites and computer programs will delight the truly addicted - one of whom is the author himself, the owner of one of the top Sudoku websites. NOT GOT MUCH TIME? One, five and ten-minute introductions to key principles to get you started. AUTHOR INSIGHTS Lots of instant help with common problems and quick tips for success, based on the author's many years of experience. TEST YOURSELF Tests in the book and online to keep track of your progress. EXTEND YOUR KNOWLEDGE Extra online articles to give you a richer understanding of how to win at sudoku. FIVE THINGS TO REMEMBER Quick refreshers to help you remember the key facts. TRY THIS Innovative exercises illustrate what you've learnt and how to use it.