Hidoku Mixed Grids - Easy to Hard - Volume 1 - 156 Puzzles
Hidoku Mixed Grids Deluxe - Easy to Hard - Volume 5 - 255 Logic Puzzles
Hidoku Mixed Grids - Hard - Volume 4 - 156 Logic Puzzles
Hidoku Mixed Grids - Medium - Volume 3 - 156 Logic Puzzles
Hidoku Mixed Grids - Easy - Volume 2 - 156 Logic Puzzles
Sudoku Travel Pocket Size Book 4 - 120 Hard Logic Puzzles For On-The-Go Holiday Fun
Heyawake Mixed Grids - Medium - Volume 9 - 276 Logic Puzzles
Tridoku - Medium - Volume 3 - 276 Puzzles
Star Sudoku - Medium - Volume 3 - 276 Logic Puzzles
Sudoku Mixed Grids Deluxe - Extreme - Volume 61 - 476 Logic Puzzles
Futoshiki 9x9 Deluxe - Hard - Volume 13 - 468 Logic Puzzles
Nurikabe Mixed Grids Large Print - Easy to Hard - Volume 11 - 276 Logic Puzzles
Nurikabe Mixed Grids Deluxe - Easy to Hard - Volume 12 - 474 Logic Puzzles
Sudoku X 12x12 - Hard to Extreme - Volume 8 - 276 Puzzles
Mini Sudoku For Kids 6x6 Deluxe - Easy to Hard - Volume 12 - 333 Logic Puzzles
Sudoku X 15x15 - Hard to Extreme - Volume 9 - 276 Puzzles
Samurai Sudoku Deluxe - Easy to Extreme - Volume 6 - 255 Puzzles
Mega Sudoku 16x16 Large Print - Hard - Volume 59 - 276 Logic Puzzles
Tridoku Deluxe - Easy to Extreme - Volume 7 - 468 Puzzles
