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450+ Killer Sudoku Puzzles volume 2: Challenging Sum Sudoku puzzles for adults (medium to hard) (Killer-doku)
£7.73
Amazon
Killer Sudoku for Adults: 500 Extreme Killer Sudoku (9x9) Puzzles : Keep Your Brain Young
£8.63
Amazon
Puzzle Book for Adults Mixed: Wordsearch, Crosswords, Arrowwords, Codewords, Sudoku, Kriss Kross, Killer Sudoku, Futoshiki, Binary, Suguru, Kakuro & ... 272 Puzzles | Bigger Variety Edition Volume I
£10.99
Amazon
Killer Sudoku Adult Puzzle Book: 1000 Medium Killer Sudoku (9x9) Puzzles (The Big Books of Logic Puzzles Series)
£9.71
Amazon
KILLER-SUDOKU 8 - extrem bis ultra: Summensudokus für Experten und Genies
£10.38
Amazon
Puzzle Book for Adults: Killer Sudoku, Kakuro, Numbricks and Other Math Puzzles for Adults: Volume 9 (Game, Puzzle and Activity Books)
£2.99
Amazon
Krazydad Killer Sudoku Volume 3: 360 Intermediate to Tough Puzzles
£8.53
Amazon
Big Book of Ultimate Killer Su Doku Book 2: a bumper deadly killer sudoku book for adults containing 300 puzzles (Richardson Puzzle Books)
£10.48
Amazon
Big Book of Killer Su Doku Book 1: a bumper killer sudoku book for adults containing 300 puzzles (Richardson Puzzle Books)
£10.83
Amazon
250 Killer Sudoku: Medium Killer Sudoku Puzzles: Volume 3 (Sudoku Killer)
£6.49
Amazon
400 Killer Sudoku: Medium to Hard Killer Sudoku Puzzles: Volume 15 (Sudoku Killer)
£9.99
Amazon
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The Guardian Killer Sudoku 2: A collection of more than 200 formidable puzzles (Guardian Puzzle Books)
£7.59
Amazon
World's Hardest Killer Sudoku: Is Your IQ Good Enough to Solve These INSANE Puzzles?: 1 (Killer Sudoku: The Master 45-Sum Architecture)
£8.99
Amazon
250 Killer Sudoku: Medium to Hard Killer Sudoku Puzzles: Volume 7 (Sudoku Killer)
£6.49
Amazon
400 Killer Sudoku: Hard to Very Hard Killer Sudoku Puzzles: Volume 16 (Sudoku Killer)
£10.56
Amazon
400 Killer Sudoku: Hard Killer Sudoku Puzzles: Volume 12 (Sudoku Killer)
£11.99
Amazon
250 Killer Sudoku: Easy to Medium Killer Sudoku Puzzles: Volume 6 (Sudoku Killer)
£9.71
Amazon
The Guardian Killer Sudoku 1: A collection of more than 200... - The Guardian
£4.38
eBay
Killer Sudoku: Put your feet up and enjoy nearly 200 puzzles (Overworked and Underpuzzled)
£7.36
Amazon
Mensa Killer Sudoku: More than 200 of the most difficult number puzzles
£6.79
Amazon
Tons of Killer Sudoku for Adults & Seniors: 1000 Easy to Hard Puzzles: 43 (Logic & Brain Teasers Series)
£10.56
Amazon
Revenge of Killer Sudoku: Volume 10 (The Professional Killer Sudoku Series: 10-Volume Compendium)
£7.99
Amazon
Revenge of Killer Sudoku: 9 (The Professional Killer Sudoku Series: 10-Volume Compendium)
£7.99
Amazon
Killer Sudoku 9x9 - Medium - Volume 3 - 270 Puzzles - Snels, Nick
£6.70
eBay
Frame Sudoku: A hybrid between Killer Sudoku and Outside Sudoku: Volume 1 (Outside Sudoku Puzzle Books)
£7.99
Amazon
The Mammoth Book of New Sudoku: Over 25 different types of Sudoku, including Jigsaw Sudoku, Killer Sudoku, Skyscraper Sudoku, Sudoku-X and multi-grid Samurai Sudoku
£12.85
Amazon
Killer Anti-Knight Sudoku: 200 Hard 9x9 Killer Anti-Knight Sudoku
£7.38
Amazon
Texas Jigsaw Killer Anti-Knight Sudoku: 200 Easy 9x9 Irregular Killer Anti-Knight Sudoku
£7.38
Amazon
Activity Book for Smart Kids: 500 Logic Puzzles (Sudoku, Fillomino, Kakuro, Futoshiki, Hitori, Slitherlink, Killer Sudoku, Calcudoku, Sudoku X, ... :: Age 6-10 (Logic Puzzles for Kids Series)
£7.99
Amazon
Sudoku Hard to Extremely Hard Challenging Levels: 100 Puzzles Book For Sudoku Killer, 1 Game Per Page, Brain Training Game, Logical Thinking, Pocket Size
£5.67
Amazon
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