Shikaku Mixed Grids Deluxe - Easy to Hard - Volume 5 - 255 Logic Puzzles
Shikaku Mixed Grids - Hard - Volume 4 - 159 Logic Puzzles
Shikaku Mixed Grids - Easy - Volume 2 - 159 Logic Puzzles
Shikaku Mixed Grids - Easy to Hard - Volume 1 - 156 Puzzles
Shikaku Mixed Grids - Medium - Volume 3 - 159 Logic Puzzles
Anti-King Sudoku 10x10 - Easy to Extreme - Volume 2 - 276 Puzzles
Sudoku For Kids Mixed Grids Deluxe - Easy to Extreme - Volume 21 - 333 Logic Puzzles
Hidoku Mixed Grids Deluxe - Easy to Hard - Volume 5 - 255 Logic Puzzles
Nurikabe Mixed Grids Deluxe - Easy to Hard - Volume 6 - 474 Logic Puzzles
Outside Sudoku - Easy to Extreme - Volume 1 - 276 Puzzles
Anti-Knight Sudoku 15x15 - Easy to Extreme - Volume 4 - 276 Puzzles
Large Sudoku 12x12 - Extreme - Volume 19 - 276 Puzzles
Classic Sudoku For Kids 9x9 - Easy - Volume 13 - 145 Logic Puzzles
Argyle Sudoku - Easy to Extreme - Volume 1 - 276 Puzzles
Classic Sudoku 9x9 Deluxe - Extreme - Volume 55 - 468 Logic Puzzles
Minesweeper Mixed Grids - Easy to Hard - Volume 1 - 156 Puzzles
Sudoku 8x8 Travel Pocket Size Book For Kids 2 - 120 Easy to Hard Logic Puzzles For On-The-Go Holiday Fun
Non-Consecutive Sudoku Deluxe - Easy to Extreme - Volume 7 - 468 Logic Puzzles
Masyu Mixed Grids Large Print - Easy to Hard - Volume 5 - 276 Logic Puzzles
Binary Puzzles 14x14 - Hard - Volume 10 - 276 Puzzles