Hidoku Mixed Grids - Easy - Volume 2 - 156 Logic Puzzles
Hidoku Mixed Grids - Medium - Volume 3 - 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
Mega Sudoku 16x16 Large Print - Extreme - Volume 60 - 276 Logic Puzzles
Mini Sudoku For Kids 6x6 - Medium - Volume 10 - 145 Logic Puzzles
Killer Sudoku 9x9 - Medium - Volume 3 - 270 Puzzles
Heyawake Mixed Grids - Easy - Volume 2 - 276 Logic Puzzles
Mini Sudoku 6x6 - Hard - Volume 46 - 276 Puzzles
Numbricks Mixed Grids - Easy to Hard - Volume 1 - 276 Puzzles
Classic Sudoku For Kids 9x9 - Medium - Volume 14 - 145 Logic Puzzles
Numbricks 15x15 - Easy to Hard - Volume 11 - 276 Logic Puzzles
Large Sudoku 12x12 - Easy - Volume 16 - 276 Puzzles
Futoshiki 9x9 Large Print - Easy to Hard - Volume 11 - 276 Puzzles
Star Sudoku Deluxe - Easy to Extreme - Volume 7 - 468 Logic Puzzles
Consecutive Sudoku Large Print - Easy to Extreme - Volume 6 - 276 Logic Puzzles
Jigsaw Sudoku 12x12 - Medium - Volume 17 - 276 Puzzles
Killer Sudoku Mixed Grids - Medium - Volume 21 - 276 Puzzles
