Shikaku Mixed Grids - Easy to Hard - Volume 1 - 156 Puzzles
Shikaku Mixed Grids Deluxe - Easy to Hard - Volume 5 - 255 Logic Puzzles
Shikaku Mixed Grids - Medium - Volume 3 - 159 Logic Puzzles
Shikaku Mixed Grids - Easy - Volume 2 - 159 Logic Puzzles
Shikaku Mixed Grids - Hard - Volume 4 - 159 Logic Puzzles
Nurikabe Mixed Grids - Easy - Volume 8 - 276 Logic Puzzles
Sudoku X 9x9 - Easy to Extreme - Volume 1 - 276 Puzzles
Heyawake Mixed Grids - Medium - Volume 9 - 276 Logic Puzzles
Classic Sudoku 9x9 Travel Pocket Size Book For Kids 3 - 120 Easy to Hard Logic Puzzles For On-The-Go Holiday Fun
Sudoku For Kids 8x8 - Medium - Volume 5 - 145 Logic Puzzles
Sudoku Mixed Grids - Easy to Extreme - Volume 36 - 282 Puzzles
Hidoku Mixed Grids - Hard - Volume 4 - 156 Logic Puzzles
Mega Sudoku 16x16 Large Print - Hard - Volume 59 - 276 Logic Puzzles
Sudoku Mixed Grids - Extreme - Volume 40 - 282 Puzzles
Star Sudoku - Easy to Extreme - Volume 1 - 276 Logic Puzzles
Heyawake Mixed Grids - Hard - Volume 4 - 276 Logic Puzzles
Wordoku For Kids 6x6 - Easy to Hard - Volume 1 - 145 Puzzles
Happy New Year Sudoku - 276 Logic Puzzles
Mega Sudoku 16x16 - Easy - Volume 30 - 276 Puzzles
Large Sudoku 12x12 - Easy - Volume 16 - 276 Puzzles
