Pocket Posh (R) Sudoku 9 features a chicly styled cover making it a smart, sophisticated accessory that goes with anything. Packaged in a handy size, it fits nicely into a purse or bag. Contains 100 addictive Sudoku puzzles and is perfect for puzzlers looking for a quick and engaging puzzle to complete. With more than 1 million copies in print, the Pocket Posh (R) puzzle series is a great way to exercise your mind-and look great while doing it!