Penguin Pocket Sudoku

<p>Sudoku is a real cultural phenomenon: a French fad in the 1890s a Japanese craze in the 1980s it is now a peculiarly British obsession.<br><br>Here is Penguin's volume of Sudoku puzzles: the logic game that has taken the world by storm. <i>Pocket Penguin Sudoku </i>contains 201 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 good for you: it builds your concentration hones your logic and improves your deduction skills</p>