Shikaku Mixed Grids - Easy to Hard - Volume 1 - 156 Puzzles
Shikaku Mixed Grids - Medium - Volume 3 - 159 Logic Puzzles
Shikaku Mixed Grids - Hard - Volume 4 - 159 Logic Puzzles
Shikaku Mixed Grids Deluxe - Easy to Hard - Volume 5 - 255 Logic Puzzles
Shikaku Mixed Grids - Easy - Volume 2 - 159 Logic Puzzles
Nurikabe Mixed Grids Large Print - Easy to Hard - Volume 11 - 276 Logic Puzzles
Sudoku 8x8 Travel Pocket Size Book For Kids 2 - 120 Easy to Hard Logic Puzzles For On-The-Go Holiday Fun
Samurai Sudoku Deluxe - Easy to Extreme - Volume 6 - 255 Puzzles
Futoshiki 9x9 - Hard - Volume 10 - 276 Puzzles
Asterisk Sudoku - Easy to Extreme - Volume 1 - 276 Puzzles
Mega Sudoku 16x16 - Medium - Volume 31 - 276 Puzzles
Sudoku For Kids Mixed Grids - Easy to Extreme - Volume 3 - 145 Puzzles
Non-Consecutive Sudoku - Extreme - Volume 5 - 276 Logic Puzzles
Anti-Knight Sudoku 16x16 - Easy to Extreme - Volume 5 - 276 Puzzles
Futoshiki 9x9 - Medium - Volume 9 - 276 Puzzles
Futoshiki 9x9 - Easy - Volume 8 - 276 Puzzles
Flower Sudoku - Extreme - Volume 5 - 276 Logic Puzzles
Outside Sudoku - Easy - Volume 2 - 276 Puzzles
Nurikabe Mixed Grids - Hard - Volume 4 - 276 Logic Puzzles
Daily Sudoku For Kids Mixed Grids Puzzle Calendar 2016