Hidoku Mixed Grids - Easy to Hard - Volume 1 - 156 Puzzles
Hidoku Mixed Grids - Easy - Volume 2 - 156 Logic 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
Sudoku 15x15 - Easy - Volume 23 - 276 Puzzles
CalcuDoku Mixed Grids - Easy - Volume 2 - 276 Puzzles
Classic Sudoku For Kids 9x9 Deluxe - Easy to Extreme - Volume 17 - 333 Logic Puzzles
Classic Sudoku For Kids 9x9 - Extreme - Volume 16 - 145 Logic Puzzles
Sudoku Mixed Grids - Easy - Volume 37 - 282 Puzzles
Killer Sudoku 9x9 - Hard - Volume 4 - 270 Puzzles
Sudoku For Kids Mixed Grids - Easy - Volume 18 - 145 Logic Puzzles
Classic Sudoku 9x9 Deluxe - Extreme - Volume 55 - 468 Logic Puzzles
Killer Sudoku 10x10 Deluxe - Easy to Hard - Volume 12 - 459 Puzzles
Nurikabe Mixed Grids - Easy - Volume 8 - 276 Logic Puzzles
Daily Sudoku 17 Clues Puzzle Calendar 2016
Sudoku For Kids 8x8 - Medium - Volume 5 - 145 Logic Puzzles
Sudoku X 9x9 - Easy to Extreme - Volume 1 - 276 Puzzles
Sudoku For Kids Mixed Grids - Medium - Volume 19 - 145 Logic Puzzles
Masyu Mixed Grids - Easy to Hard - Volume 1 - 276 Puzzles
