Penguin's bumper volume of Sudoku puzzles: the number game that has taken the world by storm. Penguin Sudoku 2007 contains 365 fiendish brainteasers, ranging from easy to mind-bogglingly difficult. It provides a daily fix for the hardened Sudoku fan and sets an addictive challenge for novices. It's more than a game. Sudoku is seriously good for you: it builds your concentration, hones your logic and improves your deduction skills. And there is more here than just Sudoku! This book also shows you how to play the two brainteasers currently obsessing Japan - NONOGRAMS and CROSS SUMS. Be the first to try out these puzzles that are set to become the next big craze!