Argyle Sudoku - Easy to Extreme - Volume 1 - 276 Puzzles
Sudoku Mixed Grids - Extreme - Volume 40 - 282 Puzzles
Hidoku Mixed Grids - Medium - Volume 3 - 156 Logic Puzzles
Nurikabe Mixed Grids - Easy to Hard - Volume 1 - 276 Puzzles
Sudoku 10x10 Large Print - Easy to Extreme - Volume 13 - 276 Puzzles
Tridoku Large Print - Easy to Extreme - Volume 6 - 276 Puzzles
Sudoku X 10x10 - Hard to Extreme - Volume 7 - 276 Puzzles
Anti-Knight Sudoku 10x10 - Easy to Extreme - Volume 2 - 276 Puzzles
Heyawake Mixed Grids - Easy - Volume 2 - 276 Logic Puzzles
Killer Sudoku 12x12 Large Print - Easy to Hard - Volume 17 - 276 Puzzles
CalcuDoku Mixed Grids Large Print - Easy to Hard - Volume 5 - 276 Puzzles
Killer Sudoku 10x10 - Medium - Volume 9 - 267 Puzzles
Wordoku 9x9 - Easy to Extreme - Volume 1 - 276 Puzzles
Slitherlink Mixed Grids - Easy to Hard - Volume 1 - 276 Puzzles
Sudoku Mixed Grids Large Print - Easy to Extreme - Volume 41 - 267 Puzzles
Anti-King Sudoku 10x10 - Easy to Extreme - Volume 2 - 276 Puzzles
CalcuDoku Mixed Grids - Medium - Volume 3 - 276 Puzzles
Anti-Knight Sudoku 15x15 - Easy to Extreme - Volume 4 - 276 Puzzles
Sudoku For Kids Mixed Grids - Medium - Volume 19 - 145 Logic Puzzles
Killer Sudoku 10x10 Large Print - Easy to Hard - Volume 11 - 267 Puzzles
