Interactive CD version of the classic humorous educational book by Neil Ardley and illustrator David Macaulay, who also narrates the story. Learn about the way everyday machines work with th... Read allInteractive CD version of the classic humorous educational book by Neil Ardley and illustrator David Macaulay, who also narrates the story. Learn about the way everyday machines work with the help of a animated woolly mammoth.Interactive CD version of the classic humorous educational book by Neil Ardley and illustrator David Macaulay, who also narrates the story. Learn about the way everyday machines work with the help of a animated woolly mammoth.