(Paperback)

A massive 300 deadly killer sudoku puzzles packaged in a stylish paperback - this is the perfect gift book for the avid killer sudoku fan. The 9 x 9 sudoku grids are each arranged on their own page and solutions are easily found at the back of the book. Printed in a highly portable format.

(Paperback)

200 super fiendishlyhard sudoku puzzles packaged in a stylish paperback - this is the perfect book for the avid sudoku fan. The 9 x 9 sudoku grids are each arranged on their own page and solutions are easily found at the back of the book. Printed in a highly portable format.

(Paperback)

200 deadly killer sudoku puzzles packaged in a stylish paperback - this is the perfect book for the avid killer sudoku fan. The 9 x 9 sudoku grids are each arranged on their own page and solutions are easily found at the back of the book. Printed in a highly portable format.

(Hardback)

Banish boring bathroom visits for good with this cheeky sudoku puzzle book from the bestselling author of 52 Things to Do While You Poo. Whether you're a curious beginner or a master of the grid, these conundrums will suit anyone who likes to take the focus away from the task in hand and will keep you puzzling for hours.

(Paperback)

The vast majority of sudoku puzzles that are labeled "hard," "expert," "challenger," are not really all that difficult. And in a surprising number of cases, they are downright easy. Part of the "Absolutely Nasty Sudoku" series, this book features basic and intermediate puzzles and techniques.

(Paperback)

The vast majority of sudoku puzzles that are labeled "hard," "expert," "challenger," are not really all that difficult. And in a surprising number of cases, they are downright easy. Part of the "Absolutely Nasty Sudoku" series, this book features basic and intermediate puzzles and techniques.

(Paperback)

A bumper collection of easy, medium and difficult Su Doku puzzles to test your mental dexterity, powers of logic and deduction. You will find 100 easy, 100 medium and 100 hard puzzles in this latest collection so you can gauge your progression through the difficulty levels. Are you ready for the test

(Paperback)

A bumper collection of easy, medium and difficult Su Doku puzzles to test your mental dexterity, powers of logic and deduction. You will find 100 easy, 100 medium and 100 hard puzzles in this latest collection so you can gauge your progression through the difficulty levels. Are you ready for the test

(Paperback)

(Paperback)

(Paperback)

Over 400 sudoku puzzles from the pages of the Daily Mail

(Paperback)

Over 400 sudoku puzzles from the pages of the Daily Mail.

In the tradition of beloved, geeky game kits like Punderdome and STET! Dreyer's English, this companion book-and-game kit to Ben Orlin's bestselling Math Games with Bad Drawings comes complete with everything necessary to play 34 fun, challenging, meaningful math games anytime, anywhere. Perfect for ages 10 and up.

(Paperback, New Edition)

More than 200 never-before-seen Killer Sudoku of a progressive level of difficulty, complete with an introduction and full solutions.

(Paperback, New Edition)

More than 150 never-before-seen logic puzzles of a variety of types and difficulties, complete with an introduction and full solutions.

(Paperback, New Edition)

More than 200 never-before-seen Sudoku of a progressive level of difficulty, complete with a number of variations on the traditional Sudoku puzzle, an introduction and full solutions.

(Paperback)

This book consists of 200 difficult puzzles of a variety of different types focussing on maths and numerical reasoning. Questions include mathematical grid puzzles such as killer Sudoku and numerical crosswords, as well as maths-based logic and pattern puzzles. Puzzle artworks and full-colour illustrations are included throughout.

(Paperback)

This book consists of 200 difficult puzzles of a variety of different types, all focussing on logical and numerical reasoning. Questions include both classic and bespoke mathematical and logic puzzles. Puzzle artworks and full-colour illustrations are included throughout.

(Paperback)

Whether you are new to puzzling or simply looking for a new challenge, sharping your thinking with the number games in this fun - but fiendish - book.

(Paperback)

Be stylish and smart with this pretty book of Sudoku, which will keep you entertained whether you're relaxing at home or out and about.

(Paperback)

Presents tough kakuro puzzles.

(Paperback)

Part of the brain-boosting Sherlock Puzzle series, Code Breakers presents 100+ classic cryptogram puzzles.

(Paperback)

More than 100 sudoku puzzles becoming progressively difficult as the book continues.

(Paperback)

Are you up to the challenge of 200 new Su Doku puzzles, arranged in easy, medium and difficult categories