Hidoku Mixed Grids - Easy to Hard - Volume 1 - 156 Puzzles
Hidoku Mixed Grids - Hard - Volume 4 - 156 Logic Puzzles
Hidoku Mixed Grids - Easy - Volume 2 - 156 Logic Puzzles
Hidoku Mixed Grids - Medium - Volume 3 - 156 Logic Puzzles
Hidoku Mixed Grids Deluxe - Easy to Hard - Volume 5 - 255 Logic Puzzles
Mega Sudoku 16x16 Large Print - Extreme - Volume 60 - 276 Logic Puzzles
Binary Puzzles 14x14 Large Print - Easy to Hard - Volume 11 - 276 Puzzles
Flower Sudoku Large Print - Easy to Extreme - Volume 6 - 276 Logic Puzzles
Killer Sudoku Mixed Grids - Hard - Volume 22 - 276 Puzzles
Heyawake Mixed Grids - Hard - Volume 10 - 276 Logic Puzzles
Hoshi Sudoku - Easy to Extreme - Volume 1 - 276 Puzzles
Jigsaw Sudoku 10x10 - Medium - Volume 10 - 276 Puzzles
Classic Sudoku For Kids 9x9 - Easy to Extreme - Volume 8 - 145 Logic Puzzles
Classic Sudoku 9x9 Large Print - Easy to Extreme - Volume 6 - 276 Puzzles
Killer Sudoku 10x10 - Easy - Volume 8 - 267 Puzzles
Sudoku X 12x12 - Hard to Extreme - Volume 8 - 276 Puzzles
216 Blank Mega Sudoku 16x16 Grids Large Print
Consecutive Sudoku - Extreme - Volume 5 - 276 Logic Puzzles
Anti-Knight Sudoku 12x12 - Easy to Extreme - Volume 3 - 276 Puzzles
