Shikaku Mixed Grids - Easy to Hard - Volume 1 - 156 Puzzles
Shikaku Mixed Grids - Hard - Volume 4 - 159 Logic Puzzles
Shikaku Mixed Grids Deluxe - Easy to Hard - Volume 5 - 255 Logic Puzzles
Shikaku Mixed Grids - Medium - Volume 3 - 159 Logic Puzzles
Shikaku Mixed Grids - Easy - Volume 2 - 159 Logic Puzzles
Futoshiki Mixed Grids - Hard - Volume 4 - 276 Puzzles
Sudoku 15x15 - Extreme - Volume 26 - 276 Puzzles
Classic Sudoku 9x9 Large Print - Easy to Extreme - Volume 6 - 276 Puzzles
Frame Sudoku - Volume 1 - 276 Logic Puzzles
Non-Consecutive Sudoku - Hard - Volume 4 - 276 Logic Puzzles
Happy Easter Sudoku - 276 Logic Puzzles
Hoshi Sudoku Large Print - Easy to Extreme - Volume 6 - 276 Puzzles
Numbricks Mixed Grids - Medium - Volume 3 - 276 Puzzles
Tridoku - Extreme - Volume 5 - 276 Puzzles
Futoshiki 9x9 Deluxe - Hard - Volume 13 - 468 Logic Puzzles
Minesweeper Mixed Grids - Hard - Volume 4 - 159 Logic Puzzles
Consecutive Sudoku Large Print - Easy to Extreme - Volume 6 - 276 Logic Puzzles
Classic Sudoku 9x9 - Medium to Hard - Volume 63 - 276 Logic Puzzles
Flower Sudoku - Easy to Extreme - Volume 1 - 276 Logic Puzzles
Sudoku 15x15 Large Print - Easy to Extreme - Volume 27 - 276 Puzzles
