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
CalcuDoku Mixed Grids Large Print - Easy to Hard - Volume 5 - 276 Puzzles
Large Sudoku 12x12 - Medium - Volume 17 - 276 Puzzles
Heyawake Mixed Grids Large Print - Easy to Hard - Volume 5 - 276 Logic Puzzles
Nurikabe Mixed Grids - Easy - Volume 2 - 276 Logic Puzzles
Sudoku Travel Pocket Size Book 2 - 120 Easy Logic Puzzles For On-The-Go Holiday Fun
Flower Sudoku - Hard - Volume 4 - 276 Logic Puzzles
Classic Sudoku 9x9 - Medium - Volume 3 - 276 Puzzles
Killer Sudoku Mixed Grids Deluxe - Easy to Hard - Volume 24 - 474 Puzzles
Killer Sudoku 9x9 - Hard - Volume 4 - 270 Puzzles
Star Sudoku - Hard - Volume 4 - 276 Logic Puzzles
Mega Sudoku 16x16 - Easy to Extreme - Volume 29 - 276 Puzzles
Consecutive Sudoku - Easy - Volume 2 - 276 Logic Puzzles
Classic Sudoku 9x9 - 17 Clues - Volume 1 - 276 Puzzles
Samurai Sudoku - Medium - Volume 3 - 159 Puzzles
Jigsaw Sudoku for Kids 8x8 - Easy to Hard - Volume 2 - 145 Puzzles
