Sudoku that's easy to carry--but tough to solve! If you like to do your puzzle-solving on the go, the portable Petite Hard Sudoku is the ticket. Sudoku master Frank Longo has crafted 106 mind-melting conundrums that all require upper-level solving techniques to conquer. So grab a pencil--or pen, if you dare!--and give your brain a workout.
About the Author
Frank Longo has had more than 3,000 crossword puzzles published since 1993, and in the past few years he has turned his attention to the sudoku craze. He has published over 90 sudoku books, including Oy Vey! Sudoku; 10x10 Sudoku; Mensa® Absolutely Nasty Sudoku Level 1, 2, 3, and 4; The World's Longest Sudoku Puzzle; The Sudoku Code (co-authored with Francis Heaney); and Mensa® Guide to Solving Sudoku (co-authored with Peter Gordon).