Hidoku Mixed Grids - Easy - Volume 2 - 156 Logic 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 to Hard - Volume 1 - 156 Puzzles
Hidoku Mixed Grids - Hard - Volume 4 - 156 Logic Puzzles
Binary Puzzles Mixed Grids Large Print - Easy to Hard - Volume 5 - 276 Puzzles
Sudoku X 12x12 - Easy to Extreme - Volume 3 - 276 Puzzles
Large Sudoku 12x12 - Easy to Extreme - Volume 15 - 276 Puzzles
Jigsaw Sudoku 12x12 - Hard - Volume 18 - 276 Puzzles
Mini Sudoku 6x6 Deluxe - Easy to Hard - Volume 47 - 468 Puzzles
Anti-Knight Sudoku 16x16 - Easy to Extreme - Volume 5 - 276 Puzzles
Futoshiki 9x9 Deluxe - Easy to Hard - Volume 12 - 468 Puzzles
Classic Sudoku For Kids 9x9 - Medium - Volume 14 - 145 Logic Puzzles
Sudoku For Kids 8x8 - Easy to Hard - Volume 2 - 145 Puzzles
Samurai Sudoku - Medium - Volume 3 - 159 Puzzles
Frame Sudoku Deluxe - Volume 3 - 468 Logic Puzzles
Kakuro Mixed Grids Large Print - Volume 5 - 270 Logic Puzzles
Hoshi Sudoku - Hard - Volume 4 - 276 Puzzles
CalcuDoku 9x9 - Medium - Volume 9 - 276 Puzzles
Sudoku X 15x15 - Easy to Extreme - Volume 4 - 276 Puzzles
