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
Mega Sudoku 16x16 Large Print - Easy to Extreme - Volume 34 - 276 Puzzles
Mini Sudoku 6x6 - Hard - Volume 46 - 276 Puzzles
Mini Sudoku 6x6 Deluxe - Easy to Hard - Volume 47 - 468 Puzzles
Argyle Sudoku - Easy to Extreme - Volume 1 - 276 Puzzles
Star Sudoku - Hard - Volume 4 - 276 Logic Puzzles
Masyu Mixed Grids - Hard - Volume 4 - 276 Logic Puzzles
Sudoku 10x10 - Medium - Volume 10 - 276 Puzzles
Sudoku 15x15 - Easy to Extreme - Volume 22 - 276 Puzzles
Jigsaw Sudoku 12x12 Deluxe - Easy to Extreme - Volume 21 - 468 Puzzles
Mega Sudoku 16x16 - Medium - Volume 31 - 276 Puzzles
Classic Sudoku 9x9 - 17 Clues - Volume 1 - 276 Puzzles
Sudoku Mixed Grids - Easy - Volume 37 - 282 Puzzles
Sudoku 8x8 - Easy to Hard - Volume 48 - 276 Puzzles
Jigsaw Sudoku 9x9 - Easy to Extreme - Volume 1 - 276 Puzzles
Sudoku 15x15 - Extreme - Volume 26 - 276 Puzzles
