Argyle Sudoku - Easy to Extreme - Volume 1 - 276 Puzzles
Binary Puzzles 14x14 - Medium - Volume 9 - 276 Puzzles
Mega Sudoku 16x16 - Extreme - Volume 33 - 276 Puzzles
Huge Hashi 30x30 - Volume 3 - 159 Logic Puzzles
Sudoku 8x8 - Hard - Volume 51 - 276 Puzzles
Heyawake Mixed Grids - Easy to Hard - Volume 7 - 276 Logic Puzzles
Minesweeper Mixed Grids - Medium - Volume 3 - 159 Logic Puzzles
Sudoku X 16x16 - Hard to Extreme - Volume 10 - 276 Puzzles
Sudoku For Kids 8x8 - Hard - Volume 6 - 145 Logic Puzzles
Futoshiki Mixed Grids - Easy to Hard - Volume 1 - 276 Puzzles
Sudoku X 9x9 Deluxe - Hard - Volume 11 - 468 Logic Puzzles
Killer Sudoku 10x10 Large Print - Easy to Hard - Volume 11 - 267 Puzzles
Numbricks Mixed Grids Deluxe - Hard - Volume 7 - 468 Logic Puzzles
Sudoku For Kids Mixed Grids - Hard - Volume 20 - 145 Logic Puzzles
Minesweeper Mixed Grids Deluxe - Easy to Hard - Volume 5 - 255 Logic Puzzles
Flower Sudoku Deluxe - Easy to Extreme - Volume 7 - 468 Logic Puzzles
Hoshi Sudoku Large Print - Easy to Extreme - Volume 6 - 276 Puzzles
Nurikabe Mixed Grids - Hard - Volume 10 - 276 Logic Puzzles
Samurai Sudoku - Extreme - Volume 5 - 159 Puzzles
Mega Sudoku 16x16 Deluxe - Extreme - Volume 56 - 468 Logic Puzzles
