Hidoku Mixed Grids - Easy to Hard - Volume 1 - 156 Puzzles
Hidoku Mixed Grids - Easy - Volume 2 - 156 Logic Puzzles
Hidoku Mixed Grids Deluxe - Easy to Hard - Volume 5 - 255 Logic Puzzles
Hidoku Mixed Grids - Medium - Volume 3 - 156 Logic Puzzles
Hidoku Mixed Grids - Hard - Volume 4 - 156 Logic Puzzles
Hitori Mixed Grids Deluxe - Volume 2 - 255 Logic Puzzles
Futoshiki 9x9 - Easy - Volume 8 - 276 Puzzles
Sudoku X 16x16 - Hard to Extreme - Volume 10 - 276 Puzzles
King-Sized Kakuro Mixed Grids - Volume 7 - 153 Logic Puzzles
Anti-King Sudoku 15x15 - Easy to Extreme - Volume 4 - 276 Puzzles
CalcuDoku 9x9 Deluxe - Easy to Hard - Volume 12 - 468 Puzzles
Daily Mega Sudoku 16x16 Puzzle Calendar 2016
Sudoku For Kids 8x8 Deluxe - Easy to Hard - Volume 7 - 333 Logic Puzzles
Daily CalcuDoku Puzzle Calendar 2017
Outside Sudoku - Medium - Volume 3 - 276 Puzzles
Binary Puzzles 14x14 - Easy to Hard - Volume 7 - 276 Puzzles
Daily Sudoku 17 Clues Puzzle Calendar 2016
Non-Consecutive Sudoku - Easy - Volume 2 - 276 Logic Puzzles
Sudoku 10x10 - Medium - Volume 10 - 276 Puzzles
Sudoku Mixed Grids - Easy to Extreme - Volume 36 - 282 Puzzles
