Shikaku Mixed Grids - Hard - Volume 4 - 159 Logic Puzzles
Shikaku Mixed Grids - Easy - Volume 2 - 159 Logic 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 to Hard - Volume 1 - 156 Puzzles
Samurai Sudoku - Hard - Volume 4 - 159 Puzzles
Anti-King Sudoku 15x15 - Easy to Extreme - Volume 4 - 276 Puzzles
Mini Sudoku 6x6 - Hard - Volume 46 - 276 Puzzles
Sudoku 10x10 - Medium - Volume 10 - 276 Puzzles
Killer Sudoku 12x12 - Medium - Volume 15 - 276 Puzzles
Binary Puzzles 14x14 Deluxe - Easy to Hard - Volume 12 - 468 Puzzles
Jigsaw Sudoku 10x10 Deluxe - Extreme - Volume 24 - 468 Logic Puzzles
Large Sudoku 12x12 - Medium - Volume 17 - 276 Puzzles
Hoshi Sudoku - Extreme - Volume 5 - 276 Puzzles
Kakuro Mixed Grids - Volume 6 - 270 Logic Puzzles
Outside Sudoku - Easy - Volume 2 - 276 Puzzles
Binary Puzzles 14x14 - Easy to Hard - Volume 7 - 276 Puzzles
Heyawake Mixed Grids Deluxe - Easy to Hard - Volume 6 - 474 Logic Puzzles
