The Forgotten Ones
Pittacus Lore
The Lorien Legacies: The Lost Files (6)
The Burning Maze
Rick Riordan
The Trials of Apollo (3)
The Chalice of the Gods
Percy Jackson and the Olympians (6)
Origin
Dan Brown
Robert Langdon (5)
How to Train Your Dragon
Cressida Cowell
How to Train Your Dragon (1)