Pocket Posh簧 Sudoku 9 features a chicly styled cover making it a smart, sophisticated accessory that goes with anything. Packaged in a handy 4 x 6 size, Pocket Posh簧 Sudoku 9 fits nicely into a purse or tote. Pocket Posh簧 Sudoku 9 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簧 puzzle series is a great way to exercise your mind—and look great while doing it!