Amazon.com: Brain Games - Large Print Sudoku (Orange): 9781640300958: Publications International Ltd., Brain Games: Books
Diagonal Jigsaw Sudoku: Moayeri, M. S.: 9781402750380: Amazon.com: Books
Anti-Diagonal Sudoku: 150 Easy to Hard Sudoku Puzzles with Solutions (Sudoku Puzzles and Variants): Grover, Nidhi: 9798487014894: Amazon.com: Books
Amazon.com: Brain Games - Brain Workout: Sudoku: 9781645580683: Publications International Ltd., Brain Games: Books
Amazon.com: Brain Games - Large Print Sudoku (Orange): 9781640300958: Publications International Ltd., Brain Games: Books
Sudoku for Brain Fitness: 90-Day Challenge to Sharpen the Mind and Strengthen Cognitive Skills (Brain Fitness Puzzle Games): Clontz, Steven, Demyanovich, Julie: 9780593689813: Amazon.com: Books