brain games sudoku

Absolutely Nasty Sudoku: Even Nastier - Level 1 - (Absolutely Nasty(r)) by Frank Longo (Paperback)

Easy to Difficult Sudoku Large Print Puzzle Books for Adults - by Senor Sudoku (Paperback)

The Toughest Sudoku Puzzle Book - by Cristina Smith & Rick Smith (Paperback)

Will Shortz Presents Keep Calm and Sudoku on - (Will Shortz Presents...) by New York Times (Paperback)

Mental_floss Sudoku - by Frank Longo

Hard to Extreme Large Print Sudoku - by Exotic Publisher (Paperback)

Will Shortz Presents Ferociously Fun Sudoku - (Will Shortz Presents...) (Paperback)

Large Print Sudoku - (Sirius Patterned Edge Puzzles) by Eric Saunders (Paperback)

Sudoku - by Eric Saunders (Paperback)

Will Shortz Presents Stay Sharp Sudoku - (Will Shortz Presents...) (Paperback)

Will Shortz Presents Insomnia Sudoku - (Paperback)

The Times Big Book of Ultimate Killer Su Doku: Book 1 - by The Times Mind Games (Paperback)

Will Shortz Presents Supreme Sudoku - (Will Shortz Presents...) (Paperback)

Will Shortz Presents Snow Day Sudoku - (Paperback)

New York Post Planes, Trains, and Sudoku - by Wayne Gould (Paperback)

Evil Sudoku Puzzle Books Hard to Extra Hard Challenges - by Senor Sudoku (Paperback)

Genius-Level Sudoku - by Nikoli Publishing (Paperback)

Will Shortz Presents Red Hot Sudoku - (Paperback)

Will Shortz Presents Wild Sudoku - (Paperback)

Killer Sudoku Hard to Extreme Puzzles - by Senor Sudoku (Paperback)

Sudoku Variants - by Conceptis Puzzles (Paperback)

Brilliant Brain Teasers - by Ian Livingstone & Jamie Thomson (Paperback)

Will Shortz Presents Sleepless with Sudoku - (Paperback)

Easy Sudoku for Everyone - by Carol Vorderman (Paperback)