ISBN-13: 9781541322523 / Angielski / Miękka / 2016 / 182 str.
Sudoku is a brain games. This Book Contains more than 100 challenging sudoku puzzles. Both kids and adults can play it. - 3 difficulty Levels - easy, medium, hard - 50 unique sudoku puzzles in each level - Each page has 1 sudoku puzzle so it is easy to read and play. - Includes solutions for every puzzle