Galileo Galilei was a true man of science. He was a visionary mathematician, physicist and astronomer whose discoveries challenged scientific ideas that had existed for thousands of years. Although he was punished and ill-treated for his modern ideas, he continued with his path-breaking experiments. His name will be remembered for his magnificent telescope that changed man's view of the Solar System and the movement of the sun and planets within it. Join the curious and playful Digby and his big sister Hester as they make their way through the odds and ends at Mr Rummage's stall at Knick-Knack Market. Discover the wonderful little objects they pick up and enjoy the stories about the great people they belong to. This book: * tells the factual biography of the great astronomer and scientist Galileo Galilei, within an exciting story * brings his marvellous discoveries and scientific ideas into a modern setting * encourages involvement and fun through drama and dressing-up