Logic Puzzles & Brain Games for Adults : 500 Easy to Hard Puzzles & 12 Puzzle Types (Sudoku, Fillomino, Battleships, Calcudoku, Binary Puzzle, Slitherlink, Sudoku X, Masyu, Jigsaw Sudoku, Minesweeper,

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The Times Killer Su Doku Book 18 : 200 Lethal Su Doku Puzzles

The Times Samurai Su Doku 9 : 100 Extreme Puzzles For The Fearless Su Doku Warrior The Times Mind Games

The Times Super Fiendish Su Doku Book 11 : 200 Challenging Puzzles

The Times Samurai Su Doku 3 : 100 Challenging Puzzles from the Times

The Times Super Fiendish Su Doku Book 9 : 200 Challenging Puzzles

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The Times Super Fiendish Su Doku Book 8 : 200 Challenging Puzzles The Times Mind Games Paperback / Softback

The Times Fiendish Su Doku Book 9 : 200 Challenging Puzzles from the Times

Puzzle Book Horses and Ponies: Brain-tickling quizzes, sudokus, crosswords and

Large Print Sudoku Puzzle Book

Puzzle Book Holiday : Brain-Tickling Quizzes, Sudokus, Crosswords And Wordsearches National Geographic Kids

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Puzzle Book Under the Sea: Brain-tickling quizzes, sudokus, crosswords and wo.

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Big Book Of Su Doku Book 1 : A Bumper Sudoku Book For Adults Containing 300 Puzzles Richardson Puzzles And Games Paperback / Softback

Sudoku X Book 1 : The Only Puzzle With The 'X' Factor Christopher Monckton Paperback / Softback

The Giant Book Of Suguru : 1000 Hard Number Blocks (12X12) Puzzles Khalid Alzamili

Activity Book Logic Puzzles : 500 Medium Variety Puzzles (Sudoku, Fillomino, Battleships, Calcudoku, Binary Puzzle, Slitherlink, Sudoku X, Masyu, Jigsaw Sudoku, Minesweeper, Suguru, and Numbrix)