Sudok Easy, Medium, Hard - Keep Your Brain Sharp: Large Print One Puzzle Per Page

180 Sudoku puzzles: 60 easy, 60 medium, 60 hardSudoku puzzles are fun and relaxingFor adults and kidsPerfectly trains your brain and keeps it sharpEach sudoku has its own page so Your eyes don't get tiredIdeal for the eyes of the seniorsThe puzzles become increasingly challenging as the book progresses 226 pages that provide hours of funGreat gift for someone who loves sudoku