Perk up your mind and start your day off right with this collection of challenging KenKen puzzles. KenKen can be described simply as sudoku with basic math (addition, subtraction and/or multiplication and division). It's a fun, addictive, clever puzzle that's winning fans the world over. This edition contains 100 KenKen puzzles that use all four mathematic applications along with solving instructions and an introduction by puzzlemaster Will Shortz.

KenKen is known around the world as a fun and wildly addictive game but did you know that it was originally created as a teaching tool to hone math, logic, and reasoning skills? So grab a pencil and and enjoy this fun way to strengthen your mind! *Refresh and renew the "little grey cells" with 100 easy to hard KenKen puzzles *Edited by legendary New York Times puzzlemaster Will Shortz *Big grids with lots of space for easy solving

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: -365 challenging KenKen puzzles -Easy tear-off pad -Edited by Will Shortz

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:-365 easy to hard KenKen puzzles-Easy tear-off pad-Edited by Will Shortz

KenKen can be described simply as sudoku with basic math. It's a fun, addictive, clever puzzle that's winning fans the world over. This gift edition includes 250 KenKen puzzles with "How to Solve" instructions along with an Introduction by puzzlemaster Shortz.

The biggest, best collection of KenKen puzzles ever published!

Will Shortz's two popular puzzles come together for the first time! Using our popular flip book design, this durable travel collection contains one pad of Will Shortz sudoku puzzles and one pad of KenKen puzzles. Because the answers are on the back of each puzzle, once you've solved one puzzle you can rip it off & move onto the next. Solve your favorite mind games on the go, while you wait, or pass a puzzle to a friend! Features:-1 pad of 100 KenKen puzzles-1 pad of 100 sudoku puzzles-Hard cover provides easy solving surface-Edited by puzzlemaster Will Shortz.-Portable trim size-The perfect gift for any holiday