About the Book On their way to Rainbow’s Edge to seek the help of the Ray Keepers, Professor Plano, Zed and Zee meet a flight of sickly, grey dragons. They’re all caught up using their Bottle-Bottle screens that give off a strange, eerie glow. Lord Myopic must be up to no good again! The trio rush to find the Ray Keepers to save the dragons, but are they too late? About the Series Myopia (short-sightedness), device dependency and lack of outdoor activity are public health concerns worldwide. Stories from the plano adventures are based on years of scientific research, written specially to empower young readers.