At the website you can also order Roman Sudoku book. The Roman Sudoku book costs US$ 11.95 and contains 40 Roman Sudoku puzzles: 10 very easy puzzles (perfacile), 10 easy puzzles (facile), 10 difficult puzzles (difficile), and 10 very difficult puzzles (perdifficile), with solutions provided. The book is spiral-bound, making it convenient to handle while you are working a puzzle.
More information on how to solve Sudoku’s are available at our How To Solve A Sudoku page. Happy Puzzling!
Tags: Sudoku | Puzzle