Argyle Sudoku - Easy to Extreme - Volume 1 - 276 Puzzles
Killer Sudoku 12x12 - Medium - Volume 15 - 276 Puzzles
Killer Sudoku 9x9 - Medium - Volume 3 - 270 Puzzles
Jigsaw Sudoku 9x9 - Easy - Volume 2 - 276 Puzzles
Classic Sudoku For Kids 9x9 - Extreme - Volume 16 - 145 Logic Puzzles
Samurai Sudoku - Medium - Volume 3 - 159 Puzzles
CalcuDoku 9x9 Large Print - Easy to Hard - Volume 11 - 276 Puzzles
Sudoku 10x10 Deluxe - Easy to Extreme - Volume 14 - 468 Puzzles
Hoshi Sudoku - Extreme - Volume 5 - 276 Puzzles
Killer Sudoku For Kids 6x6 - Easy to Hard - Volume 1 - 145 Puzzles
Jigsaw Sudoku 10x10 Deluxe - Easy to Extreme - Volume 14 - 468 Puzzles
Heyawake Mixed Grids - Easy - Volume 2 - 276 Logic Puzzles
Huge Hashi Mixed Grids Deluxe - Volume 2 - 255 Puzzles
Sudoku 10x10 - Easy to Extreme - Volume 8 - 276 Puzzles
Numbricks Mixed Grids Large Print - Hard - Volume 10 - 276 Logic Puzzles
Large Sudoku 12x12 - Easy - Volume 16 - 276 Puzzles
Sudoku 8x8 Deluxe - Easy to Hard - Volume 52 - 468 Puzzles
Non-Consecutive Sudoku - Extreme - Volume 5 - 276 Logic Puzzles
Killer Sudoku 10x10 - Medium - Volume 9 - 267 Puzzles
