3300+ Easy, Medium & Hard Sudoku300+ Easy, Medium & Hard Sudokude Jay JohnsonEdiciones (1)300+ Easy, Medium & Hard Sudoku (2018)Independently Published · inglés · ISBN 9781730998034Más obras de Jay JohnsonAAmazing Mazes & More! (Barney)Amazing Mazes & More! (Barney)Barney's Amazing Mazes and MoreBBreak TimeBreak Time