Argyle Sudoku - Easy to Extreme - Volume 1 - 276 Puzzles
Killer Sudoku 9x9 - Medium - Volume 3 - 270 Puzzles
Wordoku 9x9 - Easy - Volume 6 - 276 Logic Puzzles
Tridoku - Easy - Volume 2 - 276 Puzzles
Heyawake Mixed Grids Deluxe - Easy to Hard - Volume 12 - 474 Logic Puzzles
Nurikabe Mixed Grids - Easy to Hard - Volume 7 - 276 Logic Puzzles
Heyawake Mixed Grids Large Print - Easy to Hard - Volume 11 - 276 Logic Puzzles
Heyawake Mixed Grids - Easy - Volume 2 - 276 Logic Puzzles
Anti-Knight Sudoku 16x16 - Easy to Extreme - Volume 5 - 276 Puzzles
Tridoku - Easy to Extreme - Volume 1 - 276 Puzzles
Heyawake Mixed Grids - Hard - Volume 10 - 276 Logic Puzzles
Jigsaw Sudoku 9x9 - Easy to Extreme - Volume 1 - 276 Puzzles
Flower Sudoku Deluxe - Easy to Extreme - Volume 7 - 468 Logic Puzzles
Minesweeper Mixed Grids - Easy to Hard - Volume 6 - 156 Logic Puzzles
Heyawake Mixed Grids - Medium - Volume 9 - 276 Logic Puzzles
Jigsaw Sudoku 12x12 Deluxe - Easy to Extreme - Volume 21 - 468 Puzzles
Sudoku 15x15 - Medium - Volume 24 - 276 Puzzles
Killer Sudoku 9x9 - Easy - Volume 2 - 270 Puzzles
Nurikabe Mixed Grids - Easy - Volume 8 - 276 Logic Puzzles
Sudoku X 12x12 - Easy to Extreme - Volume 3 - 276 Puzzles
