(Paperback)

Looking for something challenging but not impossible, something to bump up your kakuro technique This title presents medium-hard "green" puzzles that are just right for honing intermediate skills.

(Paperback)

Suitable for puzzle lovers, this title includes 300 puzzles.

(Paperback)

(Paperback)

Go way beyond difficult, with the hardest, most brain-busting sudoku you've ever seen!

(Paperback)

Kakuro are language-free number puzzles that use pure logic and require just simple arithmetic to solve. This book contains 150 kakuros. It takes cue from the belt colors in martial arts: white is for novices, green for intermediates, brown for very accomplished players, and black for those consummate experts who crave a challenge.

(Paperback)

Intrigued by KenKen Novices can tie on their white belts and begin their puzzle-solving journey here. But be warned: once you begin, you'll never want to stop!

(Paperback)

Kakuro language-free number puzzle that uses pure logic and requires just simple arithmetic to solve. This book is a part of a multilevel series of "belt" books, each containing 150 kakuros. These books take their cue from the belt colors in martial arts such as: white is for novices, and black for those consummate experts who crave a challenge.

(Paperback)

Are you experienced These are the hardest KenKen for super-solvers only!

(Paperback)

Are you a KenKen expert Then see if you have the skills to handle these high-level puzzles!

(Paperback)

So, you've worked your way through the easiest, for-beginners-only KenKen. The next level awaits you. Do you have what it takes

(Paperback)

Presents tricky kakuro puzzles that require the very best skills - and give top solvers the complete mental workout they want.

(Paperback)

How tough are you These 150 kakuro are for top solvers only!

(Paperback)

Kakuro are language-free number puzzles that use pure logic and require just simple arithmetic to solve. This book contains 150 kakuros. It takes cue from the belt colors in martial arts: white is for novices, green for intermediates, brown for very accomplished players, and black for those consummate experts who crave a challenge.

(Paperback)

Presents tough kakuro puzzles.

(Paperback)

Taking a page from karate - another Japanese art - each title in the series is graded by colour: White Belt for easy, Green Belt for medium level, Brown Belt for hard, and Black Belt for the super-tough solvers. Each title also contains 300 puzzles.

(Paperback)

Taking a page from karate - another Japanese art - each title in the series is graded by colour: White Belt for easy, Green Belt for medium level, Brown Belt for hard, and Black Belt for the super-tough solvers. Each title also contains 300 puzzles.

(Paperback)

Kakuro are language-free number puzzles that use logic and require just simple arithmetic to solve. This book contains 150 kakuros. It takes cue from the belt colors in martial arts: white is for novices, green for intermediates, brown for very accomplished players, and black for those consummate experts who crave a challenge.

(Paperback)

Taking a page from karate - another Japanese art - each title in the series is graded by colour: White Belt for easy, Green Belt for medium level, Brown Belt for hard, and Black Belt for the super-tough solvers. Each title also contains 300 puzzles.

(Paperback)

These grids are still basicbut the word lists have gotten a little trickier, from the advanced-beginner to intermediate solver.

(Paperback)

Taking a page from karate - another Japanese art - each title in the series is graded by colour: White Belt for easy, Green Belt for medium level, Brown Belt for hard, and Black Belt for the super-tough solvers.

(Paperback)

With a separate sudoku book for every level, this work helps puzzle lovers play this popular game. Taking a page from karate - another Japanese art, each title is graded by colour: White Belt for easy, Green Belt for medium level, Brown Belt for hard, and Black Belt for the super-tough solvers. Each book includes 300 puzzles.

(Paperback)

Ready for step two These KenKen offer a challenge that intermediate solvers will enjoy.

(Paperback)

With a separate sudoku book for every level, this work helps puzzle lovers play this popular game. Taking a page from karate - another Japanese art, each title is graded by colour: White Belt for easy, Green Belt for medium level, Brown Belt for hard, and Black Belt for the super-tough solvers. Each book includes 300 puzzles.

(Paperback)

Kakuro is fun - but if the puzzles aren't just right, newcomers can feel frustrated. This title eases novices into solving kakuro puzzles, helping them improve and preparing them for the next level of difficulty.