Samurai Sudoku Puzzles - Large Print for Adults - Medium and Hard Levels – N°09: 100 Samurai Sudoku Puzzles: 50 Medium + 50 Hard Puzzles - Big Size ... (Samurai Sudoku - Medium & Hard Levels)

400 Killer Sudoku: Medium to Hard Killer Sudoku Puzzles: Volume 15 (Sudoku Killer)

250 Killer Sudoku: Medium to Hard Killer Sudoku Puzzles: Volume 7 (Sudoku Killer)

250 Killer Sudoku: Medium Killer Sudoku Puzzles: Volume 3 (Sudoku Killer)

Big Book of Sudoku - Medium to Hard - 1000 Puzzles: Huge Bargain Collection of 1000 Puzzles and Solutions, Medium to Hard Level, Tons of Challenge for your Brain!

Samurai Sudoku - Medium - Volume 3 - 159 Puzzles

Sudoku 16 x 16 Large Print Puzzle Books – Numbers and Letters Edition - 100 Medium Puzzles Volume 1: large 8.5 x 8.5 inch Book Layout – Ideal for Beginners (16 x 16 Medium Sudoku Large Print)

Sudoku: Medium-Hard - 0810073340817

2025 Medium Sudoku Puzzle Book for Adults: 1000 Sudoku Puzzles For Adults, Gold Edition, Gift For All Occasions

Samurai Sudoku: 500 Medium Sudoku Puzzles Overlapping into 100 Samurai Style: 3 (Samurai Sudoku Puzzle Books Series)

Jigsaw Sudoku: 500 Medium to Very Hard: 2 (Sudoku Puzzle Books Series)

Samurai Sudoku Puzzle Book: 1000 Medium Sudoku Puzzles Overlapping into 200 Samurai Style: 4 (Brain Games for Adults)

Samurai Sudoku: 500 Medium to Very Hard Sudoku Puzzles Overlapping into 100 Samurai Style: 2 (Samurai Sudoku Puzzle Books Series)

Samurai Sudoku: 500 Medium Sudoku Puzzles Overlapping into 100 Samurai Style: 10 (Logic Puzzles Series)

Large Sudoku 12x12 - Medium - Volume 17 - 276 Puzzles

Mega Sudoku 16x16 - Medium - Volume 31 - 276 Puzzles

Big Sudoku Book for Adults: 1000+ Medium to Hard Puzzles

Killer Sudoku 9x9 - Medium - Volume 3 - 270 Puzzles

Killer Sudoku Adult Puzzle Book: 1000 Medium Killer Sudoku (9x9) Puzzles (The Big Books of Logic Puzzles Series)

Sudoku Puzzle Book for Adults: 3000 Medium to Hard Sudoku Puzzles with Solutions - Vol. 1

Sudoku Large Print Puzzle Book for Adults: 200 Medium Puzzles (Puzzle Books Plus)

500+ Sudoku Puzzles: Large Print Sudoku Puzzle Book for Adults | Easy, Medium and Hard | Volume 1

16X16 Sudoku Puzzle Book - Easy Medium Hard: 16 Grid Sudoku Puzzles from easy to hard. Total 150 puzzles, One 16 X 16 Sudoku on a page. These 16 Box Sudoku puzzles will give you a good challenge.