Nim Rusoe lives on a deserted island with her scientist father, Jack, and her best friends : Selkie, a sea lion ; Fred, a bearded dragon lizard ; and Galileo, a plucky pelican. When the island is 'invaded', Nim reaches out to the author of her favorite books.

Journey to the center of the earth: Science professor Trevor Anderson's radical theories have tarnished his reputation. While backpacking across Iceland with his nephew Sean, the two find a cave that leads them deep down into the bowels of the planet. They go on a quest to find out what has happened to Trevor's missing brother, also a scientist. Trevor, Sean and their mountain guide discover a fantastic and dangerous lost world in the center of the...

Nim Rusoe is a young girl who inhabits an isolated island with her scientist father and communicates, via e-mail, with the reclusive author of the novel she has been reading. Nim's existence mirrors that of her favorite literary character, Alex Rover, the world's greatest adventurer. But Alexandra, the author of the Rover books, leads a reclusive life in the big city. When Nim's father goes missing from the island, Nim gets Alexandra to come to her...