Once again, we find Great Grandfather Footit in the thick of the action, in this second book of the Arthur series.
Professor Axil has persuaded Great Grandfather to become his test pilot for his latest invention...Wings!
After many, painful failed attempts, the Mk 7 Flying Machine is finally ready for take off.
Can they save Major Prim from the clutches of a gigantic Pterodactyl? Join Arthur, Great Grandfather, Cedric and the Professor as they journey through the clouds.