Hidoku Mixed Grids - Hard - Volume 4 - 156 Logic Puzzles
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 - Medium - Volume 3 - 156 Logic Puzzles
Hidoku Mixed Grids - Easy - Volume 2 - 156 Logic Puzzles
Outside Sudoku - Extreme - Volume 5 - 276 Puzzles
Flower Sudoku Large Print - Easy to Extreme - Volume 6 - 276 Logic Puzzles
Wordoku 9x9 Deluxe - Easy to Extreme - Volume 11 - 468 Logic Puzzles
Futoshiki Mixed Grids - Easy - Volume 2 - 276 Puzzles
Samurai Sudoku Deluxe - Easy to Extreme - Volume 6 - 255 Puzzles
King-Sized Kakuro 21x21 Deluxe - Volume 10 - 249 Logic Puzzles
CalcuDoku 9x9 - Medium - Volume 9 - 276 Puzzles
Binary Puzzles 14x14 - Hard - Volume 10 - 276 Puzzles
Sudoku 15x15 - Easy to Extreme - Volume 22 - 276 Puzzles
Jigsaw Sudoku 12x12 - Easy - Volume 16 - 276 Puzzles
Classic Sudoku 9x9 - Easy - Volume 2 - 276 Puzzles
Numbricks Mixed Grids - Easy to Hard - Volume 1 - 276 Puzzles
Sudoku For Kids Mixed Grids - Easy to Extreme - Volume 3 - 145 Puzzles
Samurai Sudoku - Easy to Extreme - Volume 1 - 159 Puzzles
Large Sudoku 12x12 Large Print - Easy to Extreme - Volume 20 - 276 Puzzles
