174 books • 17 series
Creator of puzzles - Calcudoku 240 Hard (Volume 9) (Creator of Puzzles - Calcudoku, #9)
Creator of puzzles - Numbricks 240 Normal (Volume 8) (Creator of Puzzles - Numbricks, #8)
Creator of puzzles - Numbricks 240 Normal (Volume 7) (Creator of Puzzles - Numbricks, #7)
Creator of puzzles - Calcudoku 240 Normal (Volume 6) (Creator of Puzzles - Calcudoku, #6)
Creator of puzzles - Calcudoku 240 Normal (Volume 5) (Creator of Puzzles - Calcudoku, #5)
Creator of puzzles - Calcudoku 240 Extreme (Volume 15) (Creator of Puzzles - Calcudoku, #15)
Creator of puzzles - Calcudoku 240 Extreme (Volume 13) (Creator of Puzzles - Calcudoku, #13)
Creator of puzzles - Calcudoku 240 Easy (Volume 4) (Creator of Puzzles - Calcudoku, #4)
Creator of puzzles - Calcudoku 240 Hard (Volume 10) (Creator of Puzzles - Calcudoku, #10)
Creator of puzzles - Calcudoku 240 Extreme (Volume 16) (Creator of Puzzles - Calcudoku, #16)
Creator of puzzles - Calcudoku 240 Easy (Volume 3) (Creator of Puzzles - Calcudoku, #3)
Creator of puzzles - Calcudoku 240 Normal (Volume 7) (Creator of Puzzles - Calcudoku, #7)
Creator of puzzles - Calcudoku 240 Hard (Volume 11) (Creator of Puzzles - Calcudoku, #11)