Perfect Puzzles: Sudoku

Along with 130 Sudoku puzzles in five increasing levels of difficulty, this book of number puzzles also offers a handful of Binary, Kakuro, Addoku, and Lotus games, for a total of 160 puzzles. This is an attractive edition, worthy of presenting to your favorite puzzle fan; the puzzles are printed in colored ink with decorative borders, wrapped in a colorful embossed paper cover.