Argyle Sudoku - Easy to Extreme - Volume 1 - 276 Puzzles
Heyawake Mixed Grids - Medium - Volume 3 - 276 Logic Puzzles
Anti-King Sudoku 15x15 - Easy to Extreme - Volume 4 - 276 Puzzles
CalcuDoku 9x9 Deluxe - Hard - Volume 13 - 468 Logic Puzzles
Minesweeper Mixed Grids - Hard - Volume 4 - 159 Logic Puzzles
CalcuDoku Mixed Grids - Easy to Hard - Volume 1 - 276 Puzzles
Classic Sudoku 9x9 Deluxe - Medium - Volume 53 - 468 Logic Puzzles
Hoshi Sudoku - Medium - Volume 3 - 276 Puzzles
King-Sized Kakuro 21x21 Deluxe - Volume 10 - 249 Logic Puzzles
Daily Sudoku Puzzle Calendar 2015
Center Dot Sudoku - Easy to Extreme - Volume 1 - 276 Puzzles
Sudoku 10x10 - Hard - Volume 11 - 276 Puzzles
Anti-King Sudoku 16x16 - Easy to Extreme - Volume 5 - 276 Puzzles
CalcuDoku Mixed Grids Deluxe - Hard - Volume 14 - 468 Logic Puzzles
Daily Samurai Sudoku Puzzle Calendar 2015
Sudoku X 9x9 Deluxe - Extreme - Volume 12 - 468 Logic Puzzles
Happy Easter Sudoku - 276 Logic Puzzles
Minesweeper Mixed Grids - Medium - Volume 8 - 159 Logic Puzzles
Mega Sudoku 16x16 - Medium - Volume 31 - 276 Puzzles
Shikaku Mixed Grids Deluxe - Easy to Hard - Volume 5 - 255 Logic Puzzles
