Argyle Sudoku - Easy to Extreme - Volume 1 - 276 Puzzles
Classic Sudoku 9x9 - Hard - Volume 4 - 276 Puzzles
Samurai Sudoku - Extreme - Volume 5 - 159 Puzzles
Killer Sudoku 9x9 - Medium - Volume 3 - 270 Puzzles
Nurikabe Mixed Grids - Easy to Hard - Volume 1 - 276 Puzzles
Binary Puzzles Mixed Grids Deluxe - Easy to Hard - Volume 6 - 474 Puzzles
Heyawake Mixed Grids Deluxe - Easy to Hard - Volume 6 - 474 Logic Puzzles
Sudoku X 9x9 Deluxe - Extreme - Volume 12 - 468 Logic Puzzles
Sudoku 10x10 - Extreme - Volume 12 - 276 Puzzles
Wordoku 15x15 - Easy to Extreme - Volume 4 - 276 Puzzles
Huge Hashi Mixed Grids Deluxe - Volume 2 - 255 Puzzles
Futoshiki 9x9 - Medium - Volume 9 - 276 Puzzles
Numbricks Mixed Grids Large Print - Hard - Volume 10 - 276 Logic Puzzles
Sudoku X 12x12 - Hard to Extreme - Volume 8 - 276 Puzzles
Non-Consecutive Sudoku Deluxe - Easy to Extreme - Volume 7 - 468 Logic Puzzles
Mini Sudoku 6x6 - Medium - Volume 45 - 276 Puzzles
Jigsaw Sudoku 10x10 Large Print - Easy to Extreme - Volume 13 - 276 Puzzles
Classic Sudoku For Kids 9x9 - Medium - Volume 14 - 145 Logic Puzzles
Sudoku 8x8 - Medium - Volume 50 - 276 Puzzles
CalcuDoku Mixed Grids - Hard - Volume 4 - 276 Puzzles
