Shikaku Mixed Grids - Medium - Volume 3 - 159 Logic Puzzles
Shikaku Mixed Grids - Easy - Volume 2 - 159 Logic Puzzles
Shikaku Mixed Grids Deluxe - Easy to Hard - Volume 5 - 255 Logic Puzzles
Shikaku Mixed Grids - Hard - Volume 4 - 159 Logic Puzzles
Shikaku Mixed Grids - Easy to Hard - Volume 1 - 156 Puzzles
Mini Sudoku 6x6 Travel Pocket Size Book For Kids 1 - 120 Easy to Hard Logic Puzzles For On-The-Go Holiday Fun
Anti-King Sudoku 15x15 - Easy to Extreme - Volume 4 - 276 Puzzles
Jigsaw Sudoku for Kids 8x8 - Easy to Hard - Volume 2 - 145 Puzzles
Classic Sudoku 9x9 Deluxe - Medium - Volume 53 - 468 Logic Puzzles
Sudoku For Kids Mixed Grids - Medium - Volume 19 - 145 Logic Puzzles
Jigsaw Sudoku 9x9 Large Print - Easy to Extreme - Volume 6 - 276 Puzzles
Wordoku 9x9 Large Print - Easy to Extreme - Volume 10 - 276 Logic Puzzles
Star Sudoku - Easy - Volume 2 - 276 Logic Puzzles
Samurai Sudoku - Easy - Volume 2 - 159 Puzzles
Masyu Mixed Grids - Hard - Volume 4 - 276 Logic Puzzles
Jigsaw Sudoku 9x9 Deluxe - Hard - Volume 22 - 468 Logic Puzzles
Sudoku Travel Pocket Size Book 3 - 120 Medium Logic Puzzles For On-The-Go Holiday Fun
Daily Sudoku Puzzle Calendar 2015
Consecutive Sudoku - Hard - Volume 4 - 276 Logic Puzzles