Jigsaw Sudoku X: 200 Medium Jigsaw Sudoku X Puzzles Volume 2: Demarco, Christian: 9781983805004: Amazon.com: Books
Sudoku X: Bk. 1: The Only Puzzle with the X Factor: Bk. 1: Monckton, Christopher: 9780755315017: Amazon.com: Books
Diagonal Samurai Sudoku X: 100+ overlapping diagonal Sudoku X puzzles (Overlapping Sudoku): SomatoMint: 9798645576509: Amazon.com: Books
Sudoku 16 x 16: 100 Sudoku puzzles Volume 1: Badger, David: 9783954972890: Amazon.com: Books
150 Sudoku X Puzzles Diagonal Sudoku Book: Hard, Sudoku Variations, Standard 9x9 Grid with X Factor, Book 5, (6x9 in) (Sudoku Variants): Pages, Lived: 9798554927256: Amazon.com: Books
Amazon.com: Brain Games - Sudoku Large Print: 9781450869799: Publications International Ltd., Brain Games: Books
Diagonal Sudoku book: 200 Diagonal Sudoku X Puzzles: Djape: 9781514135693: Amazon.com: Books
Oh My Sudoku! 500 Medium level Sudoku Puzzles: Sudoku Puzzles for Adults: Cross, J.D.: 9798711260677: Amazon.com: Books
Sudoku Puzzles Mix- 400 Hard ;Sudoku X,Killer Sudoku,Jigsaw Sudoku,Kropki Sudoku: Rodriguez, Alexander: 9781723409769: Amazon.com: Books
Sudoku X Book 1: The Only Puzzles With the X Factor: Monckton, Christopher: 9781932112450: Amazon.com: Books
Sudoku X 9x9 - Hard to Extreme - Volume 6 - 276 Puzzles: Snels, Nick: 9781503364189: Amazon.com: Books
Amazon.com: Oh My Sudoku! Over 1000 Easy to Hard Sudoku Puzzles: Sudoku Puzzles for Adults: 9798698380986: Cross, J.D.: Books
400 Hard Sudoku-X Puzzles Volume 2: Like Sudoku? Then you will love these 400 Hard Sudoku-X puzzles (Sudoku-X Hard): Copson, Linda: 9781976067006: Amazon.com: Books
Sudoku Puzzles Medium to Hard Sudoku Puzzle Book for Adults: 400 9 X 9 Puzzles to challenge your skills - can you solve them?: Lacy, Frank: 9798536093740: Amazon.com: Books
Sudoku X Puzzle Books 16 x 16 Letters and Numbers - 100 Easy Puzzles Volume 5: large 8.5 x 8.5 inch Book Layout – 100 16 x 16 Sudoku X Puzzles - Ideal ... Puzzle Books 16 x 16 - 100 Easy Puzzles): Demarco, Christian: 9781080061259: Amazon.com: Books
450 Sudoku Variants: Jigsaw-Sudoku, Sudoku-X, Windoku, Girandola-Sudoku, and Argyle-Sudoku Puzzles (Variant-doku): SomatoMint: 9798643677697: Amazon.com: Books
202 Killer Sudoku X 12 x 12 Puzzles: Sudoku Large Print (12 X 12 Sudoku X Puzzle Books For Adults): Woodyear, Andrew: 9781542926027: Amazon.com: Books
Sudoku X 10x10 - Hard to Extreme - Volume 7 - 276 Puzzles: Snels, Nick: 9781503364202: Amazon.com: Books
Mega Sudoku X - 200 Easy Puzzles 16x16 vol.1: Smith, David: 9781730770401: Amazon.com: Books
Simply Jigsaw Sudoku Puzzle Book for Adults: 200 Very Easy Jigsaw Sudoku Puzzles Volume 9 (Simply Jigsaw Sudoku 200 Very Easy Jigsaw Sudoku Puzzles): Harper, Olivia: 9798642889275: Amazon.com: Books
Sensational Windoku X Sudoku: Juice, Puzzle: 9781686536298: Amazon.com: Books
100 Kakuro Cross Sum Puzzles - Volume 2: Perfect For Those Who Love Both Crosswords and Sudoku Puzzles: Sunny Days Puzzles: 9798653198533: Amazon.com: Books
Jigsaw Sudoku X: 200 Hard Jigsaw Sudoku X Puzzles Volume 4: Demarco, Christian: 9781728918884: Amazon.com: Books
Giles Ensor's Funtastic Puzzles - Sudoku X - 450 NORMAL PUZZLES - Book #4 With Solutions: Normal Level Sudoku X Puzzles for Sudoku Puzzle Solvers Who Want to Challenge Themselves.: Ensor, Giles: 9798639794834: Amazon.com: Books
