Argyle Sudoku - Easy to Extreme - Volume 1 - 276 Puzzles
Shikaku Mixed Grids - Hard - Volume 4 - 159 Logic Puzzles
Flower Sudoku - Easy - Volume 2 - 276 Logic Puzzles
Classic Sudoku For Kids 9x9 - Extreme - Volume 16 - 145 Logic Puzzles
Killer Sudoku 9x9 Large Print - Medium - Volume 26 - 270 Logic Puzzles
Sudoku X 15x15 - Easy to Extreme - Volume 4 - 276 Puzzles
Hoshi Sudoku - Medium - Volume 3 - 276 Puzzles
CalcuDoku 9x9 Deluxe - Hard - Volume 13 - 468 Logic Puzzles
Mini Sudoku For Kids 6x6 - Easy - Volume 9 - 145 Logic Puzzles
Hidoku Mixed Grids - Medium - Volume 3 - 156 Logic Puzzles
Mini Sudoku 6x6 Travel Pocket Size Book For Kids 1 - 120 Easy to Hard Logic Puzzles For On-The-Go Holiday Fun
Hoshi Sudoku Deluxe - Easy to Extreme - Volume 7 - 468 Puzzles
Numbricks Mixed Grids - Medium - Volume 3 - 276 Puzzles
Sudoku Mixed Grids - Easy to Extreme - Volume 36 - 282 Puzzles
Classic Sudoku 9x9 Deluxe - Medium - Volume 53 - 468 Logic Puzzles
Large Sudoku 12x12 - Extreme - Volume 19 - 276 Puzzles
Nurikabe Mixed Grids Large Print - Easy to Hard - Volume 11 - 276 Logic Puzzles
Wordoku 10x10 - Easy to Extreme - Volume 2 - 276 Puzzles
Kakuro Mixed Grids Large Print - Volume 5 - 270 Logic Puzzles
