Killer Sudoku Adult Puzzle Book: 1000 Easy to Hard Killer Sudoku (9x9) Puzzles (The Big Books of Logic Puzzles Series): Alzamili, Dr. Khalid: 9798504039305: Amazon.com: Books
150 Blank 9x9 Sudoku Grids: Create your own Sudoku puzzles: Field, Jo: 9781086163971: Amazon.com: Books
Sudoku Spiral Bound Book: Sudoku Puzzle Book For Kids (4x4, 6x6, 9x9) - Sudoku Book Easy to Hard Volume.1: Tiwimsun, Charlesta: 9781723400193: Amazon.com: Books
Super Sudoku 9x9 Easy Large Print puzzles: Suitable for beginners and experts alike. An easy workout to get your brain going in a higher gear: Wright, M: 9798645839192: Amazon.com: Books
150 Fun Super Easy Sudoku Puzzles for Kids: 9x9 Puzzle Grids: Hill, Taylor: 9781533519580: Amazon.com: Books
400 Sudoku for adults: Hard Sudoku 9x9: Salt, Robert: 9798667895374: Amazon.com: Books
Blank Sudoku 9x9 Grids: Blue Cover (Make your own Sudoku): Creations, Michelia: 9781979494564: Amazon.com: Books
Sudoku Puzzles Pour Les Adultes: 124 grilles de Sudoku (9x9 et 16x16), de facile à extrême, pour adultes, femmes et hommes avec les solutions à la ... 28 Difficile, 28 Extrême) (French
Sudoku Per Adulti Medio Vol.1: 200 Diversi Sudoku 9x9 Medio Per Adulti e Per Tutti con Soluzioni (Italian Edition): Pirozzi, Diego: 9798639001437: Amazon.com: Books
SUDOKU 108 Very Easy to Extreme Puzzles (108 Sudoku 9x9 Puzzles: Very Easy, Easy, Medium, Hard, Very Hard, Extreme): Puzzles, Matrix: 9781986610230: Amazon.com: Books