Sudoku Variations: 50 Sudoku game, Easy ,Medium, Hard Level (Sudoku Level Variation): Smith, Francis C.: 9781545460054: Amazon.com: Books
SUDOKU Puzzle Book - DIABOLICAL (Volume 3): Gilbert, C. R,: 9781974696055: Amazon.com: Books
Sudoku for kids ages 4-8: Large 600 puzzle book for with 5 level Progressive difficulty from easy to hard | Learn and master Sudoku: Sudoku, Express: 9781083108913: Amazon.com: Books
Seasonal Large Print Sudoku Book for Autumn: Solve a Puzzle a Day All Throughout September, October and November: Rainshaw, Catherine Elizabeth: 9798507164608: Amazon.com: Books
Sudoku Level C: Easy to Medium Sudoku Puzzles: Corbett, Chris: 9781477479063: Amazon.com: Books
Sudoku 80 Puzzles: Large Print Sudoku Puzzles Book for Adults 16x16, Sudoku Puzzle Books Gift Idea - Hard Level with Solutions - Vol. 02: Publishing, ZMindGames: 9798645976866: Amazon.com: Books
Sudoku Expert: Hard Sudoku Puzzle Book for Adults Large Print with Answers ( Sudoku Hard Puzzle Books): McBot, Pinto C: 9798642257425: Amazon.com: Books
Sudoku:Sudoku Puzzle Book Random Difficulty Volume 2: Jones, Alvin C.: 9781541274099: Amazon.com: Books
MORE Big Print Sudoku - Level C: Large Grid Sudoku Puzzles: Reed, Sheryl: 9781477642580: Amazon.com: Books
Hard Sudoku Pro: Book for Experienced Puzzlers (200 puzzles) Vol. 23: Dalipi, Arbëresh: 9781976505263: Amazon.com: Books
Sudoku-very hard Vol.2: 400+ Advanced Level Puzzel Games Perfect for Skilled Players.: Mathis, Johnny C.: 9798612620945: Amazon.com: Books
Sudoku Activity Book For Kids Ages 8-12, 300 Puzzles and Solutions: Fat Sudoku book, smart gifts for Boy & Girl Fun and Educational Brain Teasers (Logic Puzzles): Kids, Pico Poco: 9798630030672: Amazon.com: Books
The Best Ever Book of Sudoku Puzzles for Mrs. Bear: Books, Riddler: 9781002107133: Amazon.com: Books
Medium Sudoku - 200 Puzzles With Answers: Large Print - Volume 1: Publishing, Ace of Hearts: 9781089390763: Amazon.com: Books
SuBundle Sudoku: The Next Level: Chen, Jeng-Ming, Chen, Mr. Andrew C: 9781439209783: Amazon.com: Books
Math FUN: Sudoku, Sequence and more?: Mahoney, C.: 9781511676304: Amazon.com: Books
Sudoku for Christmas: Mahoney, C.: 9781522745945: Amazon.com: Books