Hidoku Mixed Grids - Medium - Volume 3 - 156 Logic Puzzles
Hidoku Mixed Grids - Easy - Volume 2 - 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 - Hard - Volume 4 - 156 Logic Puzzles
Samurai Sudoku Deluxe - Hard - Volume 8 - 255 Logic Puzzles
Sudoku 15x15 - Easy to Extreme - Volume 22 - 276 Puzzles
Binary Puzzles 14x14 - Easy to Hard - Volume 7 - 276 Puzzles
Mega Sudoku 16x16 - Easy to Extreme - Volume 29 - 276 Puzzles
Classic Sudoku 9x9 Deluxe - Medium - Volume 53 - 468 Logic Puzzles
Kakuro Mixed Grids Large Print - Volume 5 - 270 Logic Puzzles
Sudoku X 10x10 - Easy to Extreme - Volume 2 - 276 Puzzles
Argyle Sudoku - Easy to Extreme - Volume 1 - 276 Puzzles
Killer Sudoku 9x9 Large Print - Easy to Hard - Volume 5 - 270 Puzzles
Tridoku - Hard - Volume 4 - 276 Puzzles
CalcuDoku 9x9 - Medium - Volume 9 - 276 Puzzles
Frame Sudoku Deluxe - Volume 3 - 468 Logic Puzzles
216 Blank Classic Sudoku 9x9 Grids Large Print
Sudoku Mixed Grids - Easy - Volume 37 - 282 Puzzles
Jigsaw Sudoku 9x9 Deluxe - Extreme - Volume 23 - 468 Logic Puzzles