ISBN-13: 9781946463081 / Angielski / Miękka / 2017 / 150 str.
Volume 1 of classic Sudoku puzzles for everyone - beginners and advanced Sudoku fans. - 108 puzzles for every level - easy, medium, hard and very hard - 4 puzzles per page, challenging enough to improve your skills - Healthy brain workout to keep it sharp - Hours of entertainment - Relax in the most enjoyable way Enjoy.