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
Shikaku Mixed Grids - Easy to Hard - Volume 1 - 156 Puzzles
Shikaku Mixed Grids - Hard - Volume 4 - 159 Logic Puzzles
Sudoku 15x15 - Hard - Volume 25 - 276 Puzzles
Killer Sudoku For Kids 6x6 - Easy to Hard - Volume 1 - 145 Puzzles
Anti Diagonal Sudoku 9x9 - Easy to Extreme - Volume 1 - 276 Puzzles
Hidoku Mixed Grids - Hard - Volume 4 - 156 Logic Puzzles
Hidoku Mixed Grids Deluxe - Easy to Hard - Volume 5 - 255 Logic Puzzles
Minesweeper Mixed Grids - Easy - Volume 7 - 159 Logic Puzzles
Hidoku Mixed Grids - Medium - Volume 3 - 156 Logic Puzzles
Sudoku Mixed Grids - Easy - Volume 37 - 282 Puzzles
Non-Consecutive Sudoku - Extreme - Volume 5 - 276 Logic Puzzles
Wordoku 9x9 - Easy - Volume 6 - 276 Logic Puzzles
Hitori Mixed Grids Deluxe - Volume 2 - 255 Logic Puzzles
Samurai Sudoku Deluxe - Medium - Volume 7 - 255 Logic Puzzles
Sudoku 15x15 - Easy to Extreme - Volume 22 - 276 Puzzles
CalcuDoku For Kids Mixed Grids - Easy to Hard - Volume 1 - 145 Puzzles
