Sudoku puzzle: pocket sudoku; 6x9 inches in size, 4 levels: easy - medium - hard - expert, 78 pages . - Paperback

by Puzzle Game (Author)

This book has a smaller size and is ideal for carrying with you in your pocket on purse when you are on the go .It contains a collection of 60 classic sudoku problems, expertly designed and graded: easy, medium, hard and expert .Perfect gift for a special someone .