Argyle Sudoku - Easy to Extreme - Volume 1 - 276 Puzzles
Flower Sudoku - Easy - Volume 2 - 276 Logic Puzzles
Anti-Knight Sudoku 12x12 - Easy to Extreme - Volume 3 - 276 Puzzles
Killer Sudoku 9x9 Large Print - Medium - Volume 26 - 270 Logic Puzzles
Classic Sudoku 9x9 Deluxe - Medium - Volume 53 - 468 Logic Puzzles
CalcuDoku 9x9 Deluxe - Hard - Volume 13 - 468 Logic Puzzles
Nurikabe Mixed Grids - Hard - Volume 4 - 276 Logic Puzzles
Hidoku Mixed Grids - Hard - Volume 4 - 156 Logic Puzzles
Sudoku Travel Pocket Size Book 3 - 120 Medium Logic Puzzles For On-The-Go Holiday Fun
Flower Sudoku - Extreme - Volume 5 - 276 Logic Puzzles
Sudoku Mixed Grids - Extreme - Volume 40 - 282 Puzzles
Killer Sudoku For Kids 8x8 - Easy to Hard - Volume 2 - 141 Puzzles
Mini Sudoku 6x6 - Hard - Volume 46 - 276 Puzzles
Classic Sudoku 9x9 - Medium - Volume 3 - 276 Puzzles
CalcuDoku Mixed Grids - Easy - Volume 2 - 276 Puzzles
Anti-King Sudoku 15x15 - Easy to Extreme - Volume 4 - 276 Puzzles
Numbricks Mixed Grids Large Print - Medium - Volume 9 - 276 Logic Puzzles
Classic Sudoku 9x9 - Medium to Hard - Volume 63 - 276 Logic Puzzles
Sudoku X 9x9 - Hard to Extreme - Volume 6 - 276 Puzzles
Heyawake Mixed Grids - Medium - Volume 3 - 276 Logic Puzzles
