Sudoku and number puzzles Books
Union Square & Co. Green Belt KenKen
Book SynopsisFeatures a handy-sized format, so that puzzle lovers can play this game wherever the mood takes them.
£9.11
HarperCollins Publishers The Times Killer Su Doku Book 1
Book SynopsisChallenge yourself at home with word and number puzzlesKiller Su Doku poses an even greater challenge than the Fiendish Su Doku puzzles.Here are 110 previously unpublished puzzles for hard-core Su Doku addicts.Published to coincide with the launch of Killer Su Doku in the The Times this September,this takes Su Doku to the next level.The puzzles use the same 9x9 grid but there is a double challenge. The aim is not only to complete every row, column and cube so that it contains the digits 1-9, it is also necessary to ensure that the outlined cubes add up to the same number.Killer Su Doku is enormously popular in Japan and the craze will no doubt catch on in the UK.
£7.59
Orion Publishing Co Killer Kakuro
Book SynopsisHooked on su doku? Then move on up to kakuro!
£9.99
Headline Publishing Group Sudoku X The Only Puzzle with the X Factor by
Book SynopsisSudoku X is a brand new and irresistible twist on the sensational worldwide puzzle craze. It offers something new that no other Sudoku puzzle has offered before, the instantly recognisable ''X'' formed by the diagonals.This first Sudoku X book includes 100 puzzles, varying in difficulty, and also in shape and size. As well as the classic 9-by-9 grid, there are 6-by-6 and 8-by-8 grids - all featuring Sudoku X''s unique diagonal gameplay. This book will be a must-have for seasoned gamers looking for a new challenge but it also includes a full how-to section making it accessible to players who are new to Sudoku.Sudoku X is the essential fix for the millions of Sudoku addicts, both in the UK and overseas.
£10.44
Arcturus Publishing Ltd The Kew Gardens Book of Sudoku Puzzles
Book SynopsisThis delightful collection is published in association with The Royal Botanic Gardens, Kew, the world-famous gardens that have been collecting and conserving plants for 260 years. This beautifully illustrated puzzle book is the perfect treat for sudoku fans. It includes over 200 sudoku puzzles graded from easy to expert, so puzzlers of all levels will find much to enjoy. Delightful nature quotes are scattered throughout and botanical designs ornament each page. A delightful treat for nature lovers and puzzlers alike.
£7.59
Orion Publishing Co The Ordnance Survey Puzzle Book Legends and
Book SynopsisJourney through Great British history with an all-new collection of over 300 puzzles from the bestselling Ordnance Survey Puzzle series.
£15.29
Headline Publishing Group Mensa Sudoku: Put your logical reasoning to the
Book SynopsisMore than 200 variations of the world's favourite puzzle have been created to test your Sudoku skills. The revered intelligence organisation, Mensa, have worked with Gareth Moore to put together a supreme test of logic. These brand-new puzzles will provide hours of entertainment for anyone who enjoys mental gymnastics. As well as traditional Sudoku, many varieties such as Samurai Sudoku and 3D Sudoku have been included to provide a further stern examination.Table of ContentsOver 200 Sudoku of a progressive level of difficulty, complete with a number of variations on the traditional Sudoku puzzle, an introduction and full solutions.
£11.07
Union Square & Co. Wild Sudoku Variants
Book SynopsisVariety is the spice of sudoku - so solvers will love these wild variants on the popular puzzle, which up the challenge and the fun!
£9.11
Michael O'Mara Books Ltd Number Games for Adults
Book SynopsisThere’s no better way to have fun and give your brain a workout than by picking up a pen and taking on a new challenge: and this book provides lots of them. With a huge range of different number puzzles, from sudoku and kriss kross to brain chains and kakuro, there are over 150 ways for you to test your mental agility and buff up your number skills ... and if you get stuck, the answers are all given in the back.Perfect for everyone who relishes a varied challenge, whether they have a 10-minute break or an afternoon of leisure!
£7.59
HarperCollins Publishers The Times Ultimate Killer Su Doku Book 16
Book SynopsisTest your powers of logic with these challenging Su Doku puzzles.Specially compiled to provide the most deadly Su Doku challenge, this is the only volume for Su Doku enthusiasts who need a puzzle that really tests their mettle.Prepare yourself for the toughest Su Doku challenge there is. These diabolically difficult Ultimate Killer Su Doku puzzles will really put your brainpower to the test as you warm up' with the 100 Deadly Killer puzzles before steeling yourself to take on the 100 Extra Deadly Su Dokus. Are you ready for the challenge?Not for the faint-hearted. The puzzles use the same 9x9 grid as a regular Su Doku, but have an extra mathematical element that multiplies the challenge. The aim is not only to complete every row, column and cube so that it contains the digits 1 to 9, but also to make sure that the outlined sections, called cages, add up to the number given in each cage.Warning: Not suitable for amateur puzzlers!
£7.59
HarperCollins UK The Times Ultimate Killer Su Doku Book 17
Book SynopsisTest your powers of logic with these challenging Su Doku puzzles.Specially compiled to provide the most deadly Su Doku challenge, this is the only volume for Su Doku enthusiasts who need a puzzle that really tests their mettle.Prepare yourself for the toughest Su Doku challenge there is. These diabolically difficult Ultimate Killer Su Doku puzzles will really put your brainpower to the test as you warm up' with the 100 Deadly Killer puzzles before steeling yourself to take on the 100 Extra Deadly Su Dokus. Are you ready for the challenge?Not for the faint-hearted. The puzzles use the same 9x9 grid as a regular Su Doku, but have an extra mathematical element that multiplies the challenge. The aim is not only to complete every row, column and cube so that it contains the digits 1 to 9, but also to make sure that the outlined sections, called cages, add up to the number given in each cage.Warning: Not suitable for amateur puzzlers!
£7.59
HarperCollins Publishers The Times Samurai Su Doku 5
Book SynopsisQuiz your family at home with crosswords, puzzles and games.For anyone who loves the challenge of Su Doku but manages to solve them within minutes, you can now enjoy the extended mental workout and ultimate endurance test of a five grid interlinked system.This is Su Doku multiplied: every column, row and 3x3 box must contain the digits 1 to 9. Where the puzzles overlap, the rows and columns do not go beyond their usual 9x9 length but the interlocking boxes give you more clues and more complexity.With another 100 new Samurai puzzles to vex you for hours, lose yourself in the four levels of this book:10 Easy40 Mild40 Difficult10 Super difficultEven the speediest of Su Doku solvers will be agonising over these ultra-complex, extended brain-teasers.These are the most difficult Su Doku puzzles in The Times range.
£10.44
Union Square & Co. Way Beyond Black Belt Sudoku R
Book SynopsisGo way beyond difficult, with the hardest, most brain-busting sudoku you've ever seen!
£9.11
Union Square & Co. White Belt Kakuro
Book SynopsisKakuro 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.Trade Review"'Sudoku was great, kakuro is better' The Guardian"
£9.11
Union Square & Co. ThirdDegree Black Belt Sudoku
Book SynopsisSuitable for puzzle lovers, this title includes 300 puzzles.
£9.11
HarperCollins Publishers The Times Super Fiendish Su Doku Book 7
Book SynopsisChallenge yourself at home with word and number puzzlesThese are previously unpublished quality Su Doku grids from The Times, and help to develop you to take on Extreme Su Doku.The 200 puzzles in this collection of treacherously difficult puzzles will stretch even the most advanced Su Doku enthusiast. You will need to use all of your best solving techniques to get to the end of this testing challenge.The puzzles in the collection are of the highest quality and are perfect for the advanced solver in need of a constant supply of ultra-difficult puzzles.Guaranteed to provide hours of mind-stretching entertainment.
£7.59
Headline Publishing Group Mensa Train Your Brain - Concentration: 200
Book SynopsisImprove your mind's power and unlock your full potential with the first in Mensa's new brain-training series.This full-colour book guides you through eight chapters, each focussed on a different aspect of your brain's ability to concentrate, from creativity and problem-solving to lateral and logical thinking.Every chapter takes you through the science behind how your brain works, gives instruction on how to improve your concentration skills, and provides you with a series of puzzles and exercises to get you started on your brain-training journey!Table of ContentsIntroduction • Meet your brain • Keep it busy • Multi-tasking • Setting goals • Challenge yourself • Mindfulness • Smart reasoning • Life-long learnings • Solutions.
£11.69
HarperCollins Publishers The Times Codeword 14
Book SynopsisChallenge yourself with word and number puzzles200 brand new compelling and addictive word and number puzzles from The Times. Appearing daily in the newspaper, Codeword is the cracking alternative to Su Doku and Crosswords.The concept is simple: each number represents a letter, so, starting with the solved letters, use your logic and vocabulary to reveal more letters, form words, and then crack the code! The most difficult puzzles for top solvers contain no solved letters so you need to employ all your logical strategies to crack those.The Codeword series is so popular because you don't need any prior knowledge, unlike a crossword. You can just pick up a pen and get puzzling. It steadily increases your vocabulary, as the difficulty slowly grows as you progress through the book, and even though you'll be working your brain, it's the perfect way to unwind.
£7.59
Octopus Publishing Group The Telegraph All New Sudoku Puzzles 1
Book SynopsisYou don''t need to be a maths expert to get hooked on sudoku, the nation''s favourite number challenge. Test your logic to the limit with a brand new compilation of 200 addictive grids.
£8.99
Arcturus Publishing Ltd Large Print Sudoku
Book SynopsisThe puzzles and solutions in this wonderful collection are presented in large-print type, making them easy on the eye and extremely enjoyable to solve.• EASY-TO-READ PUZZLES AND SOLUTIONS: Large-print type with plenty of space around the puzzles means that you won''t strain your eyes as you solve them.• IMPROVE YOUR SOLVING SKILLS: Each puzzle is graded, from beginner to expert, so you can enjoy the satisfaction of seeing your skill improve as you work through the levels.• EXERCISE YOUR BRAIN: Give your mind a great workout as you find where each missing number fits.• REDUCE STRESS: Feel your stress melt away as you focus on these satisfying puzzles.
£13.49
Workman Publishing Genius-Level Sudoku: Over 300 Super-Difficult
Book SynopsisExtra tricky. Extra tough. It's the sudoku collection that's not for the faint of heart. If you're craving the challenge, sharpen your pencil and pit your wits against the Japanese puzzle-makers at the top of their game. In each of these more than 300 handcrafted puzzles, ranked by difficulty from expert to x-treme to ultimate, every move is an adventure, a one-on-one challenge with a grandmaster who delights in elegance, symmetry, and building in the occasional roadblock. But keep going. You'll solve it eventually... you genius!Can't get enough? Look for: ·The Original Sudoku ·The Original Sudoku Book 2 ·More Original Sudoku ·X-treme Sudoku ·Expert Sudoku ·The Original Sudoku Page-a-Day Calendar
£9.80
Octopus Publishing Group The Telegraph Big Book of Sudoku 3
Book SynopsisThe biggest and best book of sudokus returns for a third installment!Choose from over 400 puzzles with a range of difficulties for beginners and experts alike!Relax and have fun with this engrossing collection.
£8.54
Michael O'Mara Books Ltd Mindfulness Sudoku: Everyday puzzles to unwind
Book SynopsisLose yourself in a puzzle and get ready to relax with these mindful Sudokus. This book will help you to find peace in a frantic world, by putting your worries to one side and inhabiting the moment, all while giving your brain a gentle workout. Mindfulness Sudoku: Everyday Puzzles to Unwind With is a book to dip into for those times when you need to focus on your wellbeing, or a perfect gift for a loved one in your life who needs to make time to de-stress and refresh their headspace.
£6.99
Tarquin Publications So You Think You've Got Brains?
Book Synopsis
£12.56
Union Square & Co. Blockbuster Book of Sudoku
Book SynopsisYou say you can't get enough sudoku? Challenge accepted! With more than 900 puzzles at all difficulty levels (gradually increasing from easy to medium to hard), this massive collection should be enough sudoku for anyone for a while, anyway.
£14.03
Union Square & Co. Black Belt Sudoku Variants
Book SynopsisGet ready to fight your way to the top of the sudoku ranks!Each book in this Martial Arts sudoku series will contain 300 puzzles, with a different blend of sudoku variants depending on the difficulty level. Black Belt Sudoku Variants will feature variants with the most fiendish twists.
£10.25
HarperCollins Publishers The Times KenKen Book 4
Book SynopsisKenKen is the brilliant successor to Su Doku that’s taken Japan by storm. In collaboration with The Times, Collins - the no 1 puzzle publisher - are proud to publish it in the UK. KenKen is a brain-training puzzle based on logic and simple arithmetic. Perfect for all ages and highly addictive, KenKen puzzles challenge and entertain in an entirely new way. The puzzle was invented by a charismatic Japanese maths teacher, Tetsuya Miyamoto in 2004. The name comes from ‘Ken’ which is the Japanese word for clever and KenKen translates as‘square wisdom’. It’s based on simple arithmetic and each puzzle involves some or all of the following skills: addition, subtraction, multiplication and division. As with Su Doku there are clearly defined levels for each type of puzzle from beginner and intermediate to advanced and the puzzles can be on any size grid, from 3 x 3 up to 9 x 9. The puzzles improve numeracy, logical thinking,
£7.59
HarperCollins Publishers The Times Puzzle Books The Times Codeword 13
Book SynopsisTest your powers of logic with these fun puzzles.200 brand new compelling and addictive word and number puzzles from The Times. Appearing daily in the newspaper, Codeword is the cracking alternative to Su Doku and Crosswords.The concept is simple: each number represents a letter, so, starting with the solved letters, use your logic and vocabulary to reveal more letters, form words, and then crack the code! The most difficult puzzles for top solvers contain no solved letters so you need to employ all your logical strategies to crack those.The Codeword series is so popular because you don't need any prior knowledge, unlike a crossword. You can just pick up a pen and get puzzling. It steadily increases your vocabulary, as the difficulty slowly grows as you progress through the book, and even though you'll be working your brain, it's the perfect way to unwind.
£7.59
Michael O'Mara Books Ltd Hacked!: The Cyber Crime Puzzle Book – 100
Book SynopsisThe dark web is waiting for you ... Get ready to immerse yourself in the internet’s darkest corners and stop the hackers in their tracks. 100 puzzles to solve by million-copy bestselling author Dr Gareth Moore.Can you fix the malware the hacker has embedded into your system before the clock runs down? Do you have the skills to stop them in their tracks before they’ve stolen your data? Are you ready to put your white-hat hacker skills to good use by thwarting criminal masterminds?Written by the internationally best-selling Dr Gareth Moore, this is the ultimate puzzle book for wannabe hackers, full of codes, ciphers and fiendish conundrums to crack.Also available: The Perfect Crime Puzzle Book (9781789293357)The Undercover Agent Puzzle Book (9781789294095)
£9.49
HarperCollins Publishers Big Book of Su Doku 10
Book SynopsisA 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?You will find the solutions at the back of the book.Keep your mind sharp and test your powers of deductive reasoning. Ideal for whiling away the time while travelling, on holiday or relaxing at home.
£6.99
HarperCollins Publishers The Times Difficult Su Doku Book 2
Book SynopsisQuiz your family at home with crosswords, puzzles and games.A collection of 200 Difficult Su Doku puzzles of the highest quality from The Times newspaper. Perfect for the intermediate Su Doku solver in need of a constant supply of challenging puzzles, this book is guaranteed to provide hours of absorbing, brain-stretching entertainment.Since the first Su Doku puzzle appeared in The Times in 2004, they have become a phenomenon, with over 5 million copies of The Times Su Doku books sold worldwide. You don''t need to be a mathematical genius to solve these puzzles; it is simply a question of logic. Each puzzle has a unique solution and there''s no guesswork required.The Times Su Doku remains the original, the best and the market leader.Trade Review* Phenomenal sales of Su Doku Books, over 5 million sold worldwide * Strength of The Times brand * The Times books are market leaders
£7.59
HarperCollins Publishers The Times Fiendish Su Doku Book 1
Book SynopsisChallenge yourself at home with word and number puzzlesA collection of 200 previously unpublished Fiendish Su Doku puzzles. Perfect for the expert solver in need of a constant supply of ultra-difficult puzzles. Guaranteed to provide hours of absorbing, brain-stretching entertainment.Since the first Su Doku puzzle appeared in The Times in November 2004, they have become a phenomenon, with over 4 million copies of The Times Su Doku books sold worldwide. You don''t need to be a mathematical genius to solve these puzzles; it is simply a question of logic. Each puzzle has a unique solution and there''s no guesswork required.The Times Su Doku remains the original, the best and the market leader. The puzzles are provided by Wayne Gould, the man who started it all.
£7.59
HarperCollins Publishers The Times Fiendish Su Doku Book 16
Book SynopsisChallenge your brain with these enjoyable puzzles.The latest puzzle book in The Times Fiendish Su Doku series previously unpublished, quality Su Doku puzzles. Includes 180 Fiendish and 20 Super Fiendish puzzles.You don't need to be a mathematical genius to solve the treacherous puzzles in this collection of Fiendishly difficult puzzles it's simply a question of logic.Since the first Su Doku puzzle appeared in The Times in November 2004, this classic game of logic has become a phenomenon, with over 5 million copies of the Times Su Doku series sold worldwide.Perfect for the advanced solver in need of a constant supply of ultra-difficult puzzles, and guaranteed to provide hours of mind-stretching entertainment.
£7.59
Penguin Books Ltd The Penguin Sudoku Challengem Volume 1
Book SynopsisWelcome to The Penguin Sudoku Challenge: with 1 sudoku puzzle for every day of the year 2 challenge you in every way on 3 different levels - beginner, moderate and fist-clenchingly tricky. Perfect 4 sharpening your brain and honing your logic, sudoku will give you a 5 star brain (if they don''t hit you for 6). In 7th heaven when you complete them, you''ll 8 giving up on any of these - but those 9 by nines won''t complete themselves... Good luck!
£7.99
Octopus Publishing Group The Telegraph All New Sudoku Puzzles 7 The
Book SynopsisYou don''t need to be a maths expert to get hooked on sudoku, everyone''s favourite number challenge. Test your logic to the limit with a brand new collection of 200 addictive grids.
£9.49
Arcturus Publishing Ltd Super Sudoku
Book SynopsisSudokus are extremely satisfying and enjoyable number-placement puzzles that give our brains a great workout. This brilliant collection includes over 300 puzzles is graded by level of difficulty from beginner to the experienced solver.• IMPROVE YOUR SOLVING SKILL: Each puzzle is graded, from beginner to expert, so you can enjoy the satisfaction of seeing your skill improve as you work through the levels.• EXERCISE YOUR BRAIN: Give your mind a great workout as you find where each missing number fits.• REDUCE STRESS: Feel your stress melt away as you focus on these satisfying puzzles.
£7.59
Arcturus Publishing Large Print Sudoku
Book Synopsis Eric Saunders is one of the world's leading puzzle compilers. An expert crossword clue creator, IQ puzzle manipulator and innovator of many new puzzles each year, he has supplied puzzles to newspapers including The Times and is the author of many puzzle compilations for publishers around the world.
£13.49
Andrews McMeel Publishing Brain Health Puzzles for Adults 2: Crosswords,
Book SynopsisStaying active is about more than just your body; the brain needs regular exercise, too. Brain Health Puzzles for Adults 2 is packed with word and number puzzles that are as fun as they are challenging. The perfect brain workout is just a page turn away!From New York Times puzzlemaker Phil Fraas comes Brain Health Puzzles for Adults 2, 135 original new puzzles created and curated specifically to give your brain the perfect workout.Brain Health Puzzles for Adults is a combination of the classics, mixed in with lesser known and equally as challenging number logic puzzles. Crosswords Word Searches Sudoku Calcudoku Futoshiki Narrative logic puzzles Cryptograms Divided into three groups of 45—easy, medium, and challenging puzzles—this gradation of difficulty allows puzzlers to pace themselves as they engage in their brain health workouts. So, sharpen your pencils and find a cozy corner; it's time to exercise!
£9.49
Headline Publishing Group Mensa's Most Difficult Number Puzzles: Prove your
Book SynopsisProve your logical and arithmetical prowess by solving the exceptionally tricky problems in Mensa's Most Difficult Number Puzzles. This full-colour book features a huge variety of numerical conundrums that are certain to test even the most adept of puzzlers. Some puzzles – such as sum skyscraper and calcudoku – will test your mental maths, while others – such as touchy and bridges – will provide a trial for your logical and lateral thinking. Are you up to the fiendish challenge?Table of Contents200 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.
£13.49
HarperCollins Publishers The Times Killer Su Doku Book 18
Book SynopsisChallenge yourself at home with number puzzlesThe latest volume in the hugely popular Killer Su Doku series from The Times, featuring the highest-quality puzzles with an extra element of arithmetic.This addition to the successful Times Killer Su Doku series will test your skills to the limit, adding the challenge of arithmetic and taking Su Doku to a new and even deadlier level of difficulty.The puzzles use the same 9x9 grid as Su Doku but with an added mathematical challenge. The aim is not only to complete every row, column and cube so that it contains the numbers 1-9, it is also necessary to ensure that the outlined cubes add up to the same number as well.With 200 new Moderate, Tricky, Tough and Deadly Killer Su Doku puzzles, there is no chance to ease yourself in with simple puzzles. For those who like to live dangerously and pushbeyond their mental comfort zone, steel yourself for The Times'' next, terribly tough instalment.
£7.59
HarperCollins Publishers The Times Ultimate Killer Su Doku Book 15
Book SynopsisChallenge your brain with these enjoyable puzzles.Specially compiled to provide the most deadly Su Doku challenge, this is the only volume for Su Doku enthusiasts who need a puzzle that really tests their mettle.Prepare yourself for the toughest Su Doku challenge there is. These diabolically difficult Ultimate Killer Su Doku puzzles will really put your brainpower to the test as you warm up' with the 100 Deadly Killer puzzles before steeling yourself to take on the 100 Extra Deadly Su Dokus. Are you ready for the challenge?Not for the faint-hearted. The puzzles use the same 9x9 grid as a regular Su Doku, but have an extra mathematical element that multiplies the challenge. The aim is not only to complete every row, column and cube so that it contains the digits 1 to 9, but also to make sure that the outlined sections, called cages, add up to the number given in each cage.Warning: Not suitable for amateur puzzlers!
£7.59
HarperCollins Publishers The Times Samurai Su Doku 3
Book SynopsisQuiz your family at home with crosswords, puzzles and games.For anyone who loves the challenge of Su Doku but manages to solve them within minutes, you can now enjoy the extended mental workout and ultimate endurance test of a five grid interlinked system.This is Su Doku multiplied: every column, row and 3x3 box must contain the digits 1 to 9. Where the puzzles overlap, the rows and columns do not go beyond their usual 9x9 length but the interlocking boxes give you more clues and more complexity.With another 100 new Samurai puzzles to vex you for hours, lose yourself in the four levels of this book:10 Easy40 Mild40 Difficult10 Super difficultEven the speediest of Su Doku solvers will be agonising over these ultra-complex, extended brain-teasers.These are the most difficult Su Doku puzzles in The Times range.
£10.44
HarperCollins Publishers Times Samurai Su Doku 12
Book SynopsisFor anyone who loves the challenge of Su Doku but manages to solve them within minutes, you can now enjoy the extended mental workout and ultimate endurance test of a five grid interlinked system.This is Su Doku multiplied: every column, row and 3x3 box must contain the digits 1 to 9. Where the puzzles overlap, the rows and columns do not go beyond their usual 9x9 length but the interlocking boxes give you more clues and more complexity.With another 100 new Samurai puzzles to vex you for hours, lose yourself in the four levels of this book:10 Easy40 Mild40 Difficult10 Super difficultEven the speediest of Su Doku solvers will be agonising over these ultra-complex, extended brainteasers.These are the most difficult Su Doku puzzles in The Times range.
£10.44
HarperCollins Publishers The Times Ultimate Killer Su Doku Book 2 120 of
Book SynopsisChallenge yourself at home with word and number puzzlesFor those who like to live dangerously and push beyond their mental comfort zone, steel yourself for the second book in The Times'' toughest Killer series yet.Prepare for the extreme mental challenge of 100 Deadly-level Killer puzzles, including, exclusive to The Times, 20 Extra Deadly, to really test your limits: this is the only series in which you''ll find such a torturous collection.The Times Ultimate Killer Su Doku 2 is not for the fainthearted. The puzzles use the same 9x9 grid as Su Doku, and have an added mathematical challenge. The aim is not only to complete every row, column and cube so that it contains the digits 1-9, it is also necessary to ensure that the outlined cubes add up to the same number as well.If the first Ultimate Killer Su Doku didn''t scare you off see how you fare after tackling this one
£7.59
HarperCollins Publishers The Times Bumper Book of Su Doku
Book Synopsis300 hand-picked puzzles from the world''s Su Doku Master.Su Doku took the world by storm when Wayne Gould published his first series of puzzles in The Times. Marking 20 years and more since this publishing phenomenon Wayne has hand-selected 300 of his original puzzles for this special collection.The ideal gift for every fan of Su Doku.During a visit to Japan, Wayne was in a bookstore where, not knowing how to read or speak Japanese, he was drawn to the puzzle which he first thought was a crossword. He was intrigued and later on he decided to take it with him to the United States and Britain. After his initial retirement, in efforts to pass time and sharpen his computer skills, Gould developed a computer program that generates Su Doku puzzles.The rest is history, Su Doku became a massive hit worldwide and continues to challenge minds to this day with The Times at the forefront of Su Doku publishing in print and online.Enjoy this selection of Wayne''s original puzzles.Easy, Mild, Difficult and Fiendish puzzles included.
£7.64
HarperCollins Publishers The Times Samurai Su Doku 9
Book SynopsisChallenge yourself at home with number puzzlesFor anyone who loves the challenge of Su Doku but manages to solve them within minutes, you can now enjoy the extended mental workout and ultimate endurance test of a five grid interlinked system.This is Su Doku multiplied: every column, row and 3x3 box must contain the digits 1 to 9. Where the puzzles overlap, the rows and columns do not go beyond their usual 9x9 length but the interlocking boxes give you more clues and more complexity.With another 100 new Samurai puzzles to vex you for hours, lose yourself in the four levels of this book:10 Easy40 Mild40 Difficult10 Super difficultEven the speediest of Su Doku solvers will be agonising over these ultra-complex, extended brainteasers.These are the most difficult Su Doku puzzles in The Times range.
£10.44
HarperCollins Publishers The Times Super Fiendish Su Doku Book 2
Book SynopsisChallenge yourself at home with word and number puzzlesThese are previously unpublished quality Su Doku grids from the puzzle providers to The Times, and help to develop you to take on Extreme Su Doku.The 200 puzzles in this collection of treacherously difficult puzzles will stretch even the most advanced Su Doku enthusiast. You will need to use all of your best solving techniques to get to the end of this testing challenge.The puzzles in the collection are of the highest quality and are perfect for the advanced solver in need of a constant supply of ultra-difficult puzzles.Guaranteed to provide hours of mind-stretching entertainment.
£7.59
HarperCollins Publishers The Times Super Fiendish Su Doku Book 10
Book SynopsisChallenge yourself with number puzzlesPreviously unpublished quality Su Doku grids from The Times, which help develop your skills to take on Extreme Su Doku.The 200 puzzles in this collection of treacherously difficult puzzles will stretch even the most advanced Su Doku enthusiast. You will need to use all of your best solving techniques to get to the end of this testing challenge.The puzzles in the collection are of the highest quality and are perfect for the advanced solver in need of a constant supply of ultra-difficult puzzles.Guaranteed to provide hours of mind-stretching entertainment.
£7.59
