Set yourself a challenge with this collection of sudoku puzzles! Sudoku is still as popular as ever and this collection of new puzzles of varying levels of difficulty will entertain the keenest solvers. Improve your skills as you work your way through these challenging grids. Perfect for avid puzzlers! Product Information: • ISBN: 9781912708550 • Author: Puzzler Media Limited • Publisher: Puzzler Media Limited • Format: Paperback • Dimensions: 19.7 x 12.8 x 1.7cm