Will Shortz Presents Puzzle-a-Day: KenKen: 365 Easy to Hard Logic Puzzles That Make You Smarter

Will Shortz Presents Pocket Puzzle a Day: KenKen is the perfect travel companion. It's stylish and compact design makes it easy to bring along on any trip whether it's your daily commute or holiday vacation. The pad allows you to access puzzles easily and the hardcover proves a sturdy solving surface. Features: More »