Rupert, Edward, and The Professor set out on a pleasant balloon ride, which soon turns into a harrowing adventure amongst ancient temple ruins on a remote tropical isle.
After Santa asks him to find out why it hasn't snowed this winter, Rupert finds himself adrift on an ice floe in the middle of the Arctic Ocean, in pursuit of the stolen North Pole.
Rupert learns there are no easy solutions to age-old animosities when he becomes involved in a bitter feud between an elderly recluse, and a band of Leprechauns.
Rupert and Podgy meet Father Time and, upon returning home after a series of strange adventures in Timeland, find that they have aged seventy-five years.
While on holiday in Sandy Cove, Rupert becomes involved in a dangerous game of cloak and dagger, as he matches wits with an infamous jewel thief called 'The Chameleon'.
Rupert and Podgy must prevent a rival inventor from stealing all of The Professor's Gadgets, after his latest invention accidentally shrinks them to the size of insects.
Rupert and Bill's practical joke on Algy leads to a confrontation with the gigantic, and hungry, Mulp Gulper. The boys find they are the next items on the Gulper's menu.
