The country is in the grips of KenKen Mania Luckily, the next title in our "Puzzle Doctor Presents" series is sure to satisfy the most addicted KenKen fan.

* Contains 150 puzzles ranging from easy to hard
* Puzzles range in size from 3x3 to 9x9 grids
* Introduction by Will Shortz

KenKen is a crafty game; change a few numbers around and what was once a quick and easy puzzle is now a mind-melting challenge And that challenge is what puzzle fans love best. And it's also a great way to keep your mind sharp. So Will Shortz is back with this volume contains 100 challenging KenKen puzzles. The puzzles range in size from 6x6 grids to 9x9 grids. So grab a pencil and and enjoy this fun way to strengthen your mind

*Refresh and renew the "little grey cells" with 100 challenging KenKen puzzles
*"How to Solve" instructions and an introduction by puzzlemaster Will...

Many solvers love KenKen not just for the intellectual challenge or the sheer fun of solving, but because these puzzles help them attain an almost Zen-like state of mental relaxation. KenKen reminds solvers that every number has it's place and every problem has an answer.

This latest collection contains 100 KenKen puzzles. The puzzles range in size from 3x3 grids to 6x6 grids and include "How to Solve" instructions and an introduction by puzzlemaster Will Shortz.

Features:
* 100 easy to hard puzzles
* Inexpensive, convenient package
* Introduction by Will Shortz

Are you up for the challenge? This collection of KenKen has the puzzles to put your solving skills to the test. So grab a pencil and see if you're a KenKen master.

Includes:
*100 fearsome KenKen puzzles
*Puzzles range in size from simple 3x3 grids to mind-bending 9x9 grids
* Introduction and solving instructions by puzzlemaster Will Shortz

Boost your brainpower with KenKen

This collection of KenKen will help you flex your mental muscles. So grab a pencil and see if you're a KenKen master

Includes:
- 100 challenging KenKen puzzles
- Puzzles that range in size from easy 5x5 grids to mind-bending 9x9 grids
- Introduction and solving instructions by puzzlemaster Will Shortz

There's no better way to unwind on your downtime than with a KenKen puzzle--or better yet, two hundred of them So whether you're hitting the road or simple lounging in the backyard, your vacation begins the moment you pick up a pencil

Includes:
200 easy to challenging KenKen puzzles
Puzzles range in size from simple 3x3 grids to mindbending 9x9 grids
Introduction and solving instructions by puzzlemaster Will Shortz

Puzzle fans have fallen for KenKen and now crave more challenging puzzles. The puzzles in this edition range in size from 6x6 grids to 9x9 grids and for the first time there will also be grids without application symbols. It's the ultimate KenKen challenge

This edition will also include "How to Solve" instructions and an introduction by puzzlemaster Will Shortz.

Includes:
*100 very challenging KenKen puzzles
*Puzzles range in size from 6x6 grids to mind-bending 9x9 grids
* Introduction and solving instructions by puzzlemaster Will Shortz