Designed in a gorgeous package," Pocket Posh(R) Sudoku 25" will exercise your gray matter with 100 Sudoku puzzles in 3 difficulty levels. Our Pocket Posh Sudoku puzzle collection now offers more than two dozen different looks and unique Sudoku collections with the publication of "Pocket Posh Sudoku 25." "Pocket Posh(R) Sudoku 25" presents 100 fun and challenging Sudoku puzzles in three levels of difficulty and is perfect for puzzlers on the go. This portable package is part of a best-selling series featuring highly stylized, embellished covers and boasting 5 million copies in print. A free trial subscription to The Puzzle Society(TM) adds extra value.