Non-consecutive Sudoku puzzles look like your ordinary Sudokus. However, there is one extra rule: two consecutive numbers... More > MUST NOT be placed next to each other (horizontally or vertically).

This makes the puzzles even more thrilling and requires you to use some new solving techniques.

This book contains 150 of these puzzles in different shapes and sizes: standard, Samurai, TwoDoku, Double Sudoku, Sudoku X, Flower, Butterfly, Ring and even Killer Non-Consecutive Sudoku! < Less

"Square Wisdom" puzzles are also known under another name. The name might be different, but the puzzles are of the same kind... More > and ever so exciting!

These Sudoku-like puzzles require you to use all four basic arithmetic operations: +, -, * and /. One must develop new skills and find new techniques in order to solve them.

In this book there are 200 puzzles ranging from 5x5 to 9x9 in size. In some puzzles some operators are removed, just to make it a little more difficult.

All in all, lots of fun is absolutely guaranteed! < Less

Same format, same difficulties, NEW puzzles!

Another sequel in the Killer Sudoku series of books from DJAPE. Brand new... More > puzzles, with the same intensity and intricacy as the old ones. There are no trivial puzzles in this book - the accent is again on moderate and difficult puzzles.

Contents:
- 100 Killer Sudoku
- 10 Killer Sudoku X
- 10 Killer Sudoku with diagonal cages
- 30 ZERO Killer Sudoku (blank cages) < Less

Flower Sudoku puzzles are similar to Samurai Sudoku. There are 5 sub-puzzles which heavily overlap. In fact, the center... More > sub-puzzle is completely covered by the remaining four.

In this book you will find 7 types of Flower Sudoku puzzles: classic, diagonal, odd/even, consecutive, non-consecutive, greater/less than and killer. There are 15 puzzles of each variety, and all are evenly split into standard five difficulty levels: EASY-COOL-THINKER-BRAIN-IQ.

So, there are 105 very interesting and challenging puzzles for you to solve! < Less

Volume 2 of the book that has already reached thousands of readers worldwide.

This time along with 80 Samurai Sudokus you... More > will find 25 Jigsaw Samurai puzzles which require new solving methods and are even more satisfying!

This books comes directly from the creator of The Washington Post's weekly Samurai Sudoku puzzles. < Less

Volume 2 of the highly successful Killer Samurai book. This book contains 75 of the most challenging Sudoku variation... More > puzzles - Killer Samurai, even including ZERO Killer Samurai.

You get 25 easy, 25 medium and 25 hard puzzles. < Less

A hybrid between Poker and Sudoku, Sudoku Straights bring you the fun of both worlds.

This book contains 150 puzzles with... More > thousands of poker straights inside them.

An introduction with suggested solving techniques should help you in the solving process.

So, turn the page, lets flop some puzzles and hope for some luck on the river!

Hold'em! < Less

The word "Hitori" actually means "leave me alone!", but these puzzles are sometimes called "the inverse Sudoku", although... More > they are not a Sudoku variety.

The book starts with an introduction and a detailed description of solving techniques and examples.

In this book there are 150 puzzles in 6 levels of difficulty, ranging in sizes from 5x5 up to a humongous 20x20. Solutions are also included. < Less

A new and very special collection of Killer Sudoku puzzles by Djape, containing a variety of puzzles, including some types... More > that have never been published before: Clueless, Zero Killer, Killer X, Odd/Even Zero Killer, Non-consecutive Killer, TwoDoku, Butterfly, Samurai...

All in all, 101 puzzle that will surely kill your time! < Less

The puzzles in this volume 2 are slightly easier than in volume 1 and there are 200 of them!

Hidoku is not Sudoku. It's a... More > brand new puzzle game, played on a square or rectangle of any size.

Your goal is to fill in the missing numbers from 1 to the maximum number (which is circled) by following one simple rule: consecutive numbers must touch each other either horizontally or vertically or diagonally.

All 200 puzzles are solvable by logic and no guessing is ever required. < Less