Sudoku Medium: Original Sudoku For Brain Power Vol. 5: Include 300 Puzzles Medium Level (Medium Level Original Sudoku For Brain Power): Momo, Yamada: 9781519549631: Amazon.com: Books
Sudoku Puzzle Book Medium to Hard: Sudoku Medium Difficulty...100 Sudoku Large P: Johnson, Jay: 9781541138681: Amazon.com: Books
Sudoku: 250+ Of Puzzles Plus Techniques and Solutions To Help You Crack Them All (Easy, Medium, Hard, Super Hard, Tight, Super Tight, Maniac): Coffee, Gilbert: 9781539667919: Amazon.com: Books
Very Hard Sudoku Puzzles Volume 1: Very Hard Sudoku Puzzles For Advanced Players: Cross, Simon: 9781541242432: Amazon.com: Books
Awesome Sudoku Variety Puzzle Book Volume 58: 300 Awesome Puzzles - Fun for Adults and Kids (Awesome Sudoku Variety Puzzle Books): A/T Computers: 9781541299597: Amazon.com: Books
Sudoku Puzzle Book, 400 HARD Puzzles: Single Difficulty Level For No Wasted Puzzles (Sudoku Puzzle Books Series 2): Books, Sudoku Puzzle: 9781544657486: Amazon.com: Books
The Big Book of Sudoku: 450 Puzzles with 3 Difficulty Levels: Tanaka, Kiyo: 9781500947033: Amazon.com: Books
501 Really Hard Sudoku Puzzles: Jones, Louise: 9781933819884: Amazon.com: Books
Large Print Sudoku: Easy: Fun and Logical Sudoku: Puri, Praveen: 9781478264606: Amazon.com: Books
Amazon.com: Brain Games - 2 Books in 1 - Sudoku (Large Print): 9781450867566: Publications International Ltd., Brain Games: Books
Sudoku Puzzle Book, 400 HARD Puzzles: Single Difficulty Level For No Wasted Puzzles (Sudoku Puzzle Books Series 2): Books, Sudoku Puzzle: 9781544657486: Amazon.com: Books
Sudoku Samurai Medium: Original Sudoku For Brain Power Vol. 8: Include 500 Puzzles Sudoku Samurai Medium Level (Medium Level Sudoku Samurai For Brain Power): Momo, Yamada: 9781532746932: Amazon.com: Books
The Sudoku Puzzle Book: Over 200 Sudoku Puzzles (easy, medium, hard and fiendish): Volume 1: Prefontaine, M: 9781542871600: Amazon.com: Books
Sudoku Book 400 GIANT Puzzles, 200 Easy and 200 Medium: Sudoku Puzzle Book With One Gigantic Puzzle Per Page and Two Levels of Difficulty To Improve Your Game (Sudoku Book Series): Book,
400 Easy Sudoku-X Puzzles Volume 2: Like Sudoku? Then you will love these 400 Easy Sudoku-X puzzles (Sudoku-X Very Easy): Copson, Linda, Mcevoy, C A: 9781976013386: Amazon.com: Books
Sudoku Book 800 Puzzles, 400 Medium and 400 Hard: Sudoku Puzzle Book With Two Levels of Difficulty To Improve Your Game (Sudoku Book Series): Book, Sudoku: 9781544185729: Amazon.com: Books
Sudoku Book 400 Extra Hard Puzzles: Sudoku Puzzle Book With Only One Level of Difficulty (Sudoku Book Challenger Series): Book, Sudoku: 9781546409038: Amazon.com: Books
My Big Book Of Soduku Puzzles Vol 2: 201 Difficult Sudoku Puzzles Edition: Crazy, Puzzle: 9781683055914: Amazon.com: Books