Hidoku Mixed Grids - Medium - Volume 3 - 156 Logic Puzzles
Hidoku Mixed Grids - Easy - Volume 2 - 156 Logic Puzzles
Hidoku Mixed Grids - Easy to Hard - Volume 1 - 156 Puzzles
Hidoku Mixed Grids - Hard - Volume 4 - 156 Logic Puzzles
Hidoku Mixed Grids Deluxe - Easy to Hard - Volume 5 - 255 Logic Puzzles
Killer Sudoku Mixed Grids Large Print - Easy to Hard - Volume 23 - 276 Puzzles
Star Sudoku - Easy - Volume 2 - 276 Logic Puzzles
Jigsaw Sudoku 12x12 - Easy to Extreme - Volume 15 - 276 Puzzles
Girandola Sudoku - Easy to Extreme - Volume 1 - 276 Puzzles
Binary Puzzles 14x14 - Easy - Volume 8 - 276 Puzzles
Non-Consecutive Sudoku - Easy - Volume 2 - 276 Logic Puzzles
Heyawake Mixed Grids - Hard - Volume 4 - 276 Logic Puzzles
Large Sudoku 12x12 - Medium - Volume 17 - 276 Puzzles
Jigsaw Sudoku 10x10 - Easy - Volume 9 - 276 Puzzles
Tridoku Deluxe - Easy to Extreme - Volume 7 - 468 Puzzles
Flower Sudoku - Extreme - Volume 5 - 276 Logic Puzzles
Hoshi Sudoku - Easy to Extreme - Volume 1 - 276 Puzzles
CalcuDoku Mixed Grids Large Print - Easy to Hard - Volume 5 - 276 Puzzles
CalcuDoku For Kids Mixed Grids - Easy to Hard - Volume 1 - 145 Puzzles
Classic Sudoku For Kids 9x9 - Extreme - Volume 16 - 145 Logic Puzzles
