Very Easy Sudoku Puzzle Book For Beginners: 250 beginner level Sudoku puzzles. If you are new to Sudoku, you will also learn basics and simple Sudoku strategy in this book. (Beginner Sudoku):
Hard 6x6 Sudoku Puzzles for Kids: 100 Mini Sudoku Puzzle for Children / Ages 6-9 / Large Print / Handy Size: Sharpened Pencil Press: 9781072871309: Amazon.com: Books
Amazon.com: Brain Games - Relax and Solve: Sudoku (Purple): 9781680227833: Publications International Ltd., Brain Games: Books
Medium Sudoku Puzzle Book: 432 Medium Sudoku Puzzles for Adults (Medium Sudoku Series): Snider, Stan: 9781956652062: Amazon.com: Books
Mini Sudoku Puzzles for Adults: 200 Easy 6x6 Sudoku puzzles: Dolan, M. G.: 9781536939675: Amazon.com: Books
Amazon.com: Skillmatics Educational Game: Sudoku Puzzles | Reusable Activity Mats with Dry Erase Marker | Travel Toy, Learning Tool & Great Gift for All Ages 6-99 : Toys & Games
Amazon.com: Brain Games - Large Print Sudoku Puzzles (Green): 9781640304598: Publications International Ltd., Brain Games: Books
Amazon.com: Sudoku - Puzzles & Games: Books
Blank Sudoku: One Hundred Blank 9x9 Sudoku Grids Large Print: 100 Blank Sudoku Large Print 9x9 Grids (Large Print Sudoku): Nakamoto, Yoshi: 9781540786647: Amazon.com: Books
Pocket Sudoku: Medium to Hard Level - A Compact & Travel-Friendly Sudoku Puzzle Book, Only 4x6 Inches in Size!: Books, Patel Puzzle: 9781514381717: Amazon.com: Books