The pleasure instinct: why we crave adventure, chocolate, pheromones, ...
Gene Wallenstein
Demon Hunts
C. E. Murphy
The Walker Papers (5)
Getting Old Is the Best Revenge
Rita Lakin
Gladdy Gold Mysteries (2)
I Am Number Four
Pittacus Lore
The Lorien Legacies (1)
Percy Jackson and the Last Olympian
Rick Riordan
Percy Jackson and the Olympians (5)
The Battle of the Labyrinth
Percy Jackson and the Olympians (4)
The Titan's Curse
Percy Jackson and the Olympians (3)
The Sea of Monsters
Percy Jackson and the Olympians (2)
The Lightning Thief
Percy Jackson and the Olympians (1)