Hidoku Mixed Grids - Medium - Volume 3 - 156 Logic Puzzles
Hidoku Mixed Grids Deluxe - Easy to Hard - Volume 5 - 255 Logic Puzzles
Hidoku Mixed Grids - Hard - Volume 4 - 156 Logic Puzzles
Hidoku Mixed Grids - Easy - Volume 2 - 156 Logic Puzzles
Hidoku Mixed Grids - Easy to Hard - Volume 1 - 156 Puzzles
Flower Sudoku Deluxe - Easy to Extreme - Volume 7 - 468 Logic Puzzles
CalcuDoku Mixed Grids - Easy to Hard - Volume 1 - 276 Puzzles
Killer Sudoku 12x12 - Easy - Volume 14 - 276 Puzzles
Futoshiki Mixed Grids - Medium - Volume 3 - 276 Puzzles
Mini Sudoku 6x6 - Easy - Volume 44 - 276 Puzzles
Non-Consecutive Sudoku - Hard - Volume 4 - 276 Logic Puzzles
Samurai Sudoku Deluxe - Easy to Extreme - Volume 6 - 255 Puzzles
Binary Puzzles 14x14 - Easy to Hard - Volume 7 - 276 Puzzles
Huge Hashi Mixed Grids - Volume 1 - 159 Puzzles
Minesweeper Mixed Grids - Medium - Volume 8 - 159 Logic Puzzles
CalcuDoku 9x9 - Hard - Volume 10 - 276 Puzzles
Tridoku Deluxe - Easy to Extreme - Volume 7 - 468 Puzzles
Shikaku Mixed Grids - Hard - Volume 4 - 159 Logic Puzzles
Killer Sudoku For Kids 8x8 - Easy to Hard - Volume 2 - 141 Puzzles
