Anti Diagonal Sudoku: 250 Hard to Very Hard Anti Diagonal Sudoku Puzzles ( Sudoku Anti Diagonal): Mindful Puzzle Books: 9781655479519: Amazon.com: Books
Brain Sudoku Puzzles: Easy, Medium, Hard Sudoku Puzzle Book bargain bonanza for Sudoku lovers: Laura, Hanna: 9781726000420: Amazon.com: Books
Simply Sudoku Puzzle Book for Adults: 200 Medium Sudoku Puzzles Volume 2 (Simply Sudoku 200 Medium Sudoku Puzzles): Harper, Olivia: 9798639970689: Amazon.com: Books
Sudoku 3x3 50 Easy Large Print Puzzles: One Puzzle Per Page: Puzzles, Insignia: 9781520472478: Amazon.com: Books
Amazon.com: Sudoku Puzzle Book for Adults, Young Adults and Teens: 1000 Sudoku Puzzles Easy to Hard including Standard Sudoku, Killer Sudoku, Sudoku Samurai, Marathon and more: 9798759732396: Publishing, BRIANTINKER: Books
Sudoku 3x3 50 Difficult Level Large Print Puzzles: One Puzzle Per Page: Puzzles, Insignia: 9781520539416: Amazon.com: Books
Incredibly Hard Sudokus: Adult activity book 3X3 and 4X4 X-sudoku, Jigsaw sudoku, Killer sudoku X-sudoku+jigsaw+killer sudoku! With the solutions as QR code near every sudoku!: Biscardi, Nicola: 9798644897605: Amazon.com: Books
Funtastic Puzzles - 200 Normal Level Sudoku Triathlon B Puzzles - Sudoku Triathlon B #1: Normal Level Sudoku Triathlon B Puzzles for Sudoku Puzzle Solvers Who Want a Challenge: Puzzles, Funtastic: 9798632712804: Amazon.com: Books
LARGE PRINT - STAR KILLER "X" Diagonal - COOL SUDOKU - 9 x 9: 50 Easy + 50 Medium + 50 Hard + 100 Very hard + Solutions + bonus 250 classic sudoku ... '' x 9 '' (PITSTOP Puzzle Bonus) (Volume 15): Pitenko, Andrii: 9781722115968: Amazon.com: Books