Argyle Sudoku - Easy to Extreme - Volume 1 - 276 Puzzles
Tridoku Deluxe - Easy to Extreme - Volume 7 - 468 Puzzles
Flower Sudoku - Hard - Volume 4 - 276 Logic Puzzles
Killer Sudoku 9x9 Large Print - Medium - Volume 26 - 270 Logic Puzzles
Anti-Knight Sudoku 10x10 - Easy to Extreme - Volume 2 - 276 Puzzles
Non-Consecutive Sudoku - Medium - Volume 3 - 276 Logic Puzzles
Non-Consecutive Sudoku - Extreme - Volume 5 - 276 Logic Puzzles
Hitori Mixed Grids Deluxe - Volume 2 - 255 Logic Puzzles
Sudoku X 9x9 Deluxe - Extreme - Volume 12 - 468 Logic Puzzles
Mini Sudoku 6x6 Travel Pocket Size Book For Kids 1 - 120 Easy to Hard Logic Puzzles For On-The-Go Holiday Fun
Masyu Mixed Grids - Easy - Volume 2 - 276 Logic Puzzles
Anti-King Sudoku 9x9 - Easy to Extreme - Volume 1 - 276 Puzzles
Heyawake Mixed Grids - Hard - Volume 4 - 276 Logic Puzzles
Heyawake Mixed Grids Large Print - Easy to Hard - Volume 11 - 276 Logic Puzzles
Numbricks Mixed Grids Large Print - Easy - Volume 8 - 276 Logic Puzzles
Star Sudoku - Extreme - Volume 5 - 276 Logic Puzzles
Frame Sudoku Deluxe - Volume 3 - 468 Logic Puzzles
Classic Sudoku For Kids 9x9 - Hard - Volume 15 - 145 Logic Puzzles
Outside Sudoku - Easy - Volume 2 - 276 Puzzles
Sudoku 15x15 Deluxe - Easy to Extreme - Volume 28 - 468 Puzzles
