Lucifer's Hammer
Larry Niven & Jerry Pournelle
The Strange Message in the Parchment
Carolyn Keene
Nancy Drew Mystery Stories (54)
The Hogwarts Collection
J. K. Rowling
Harry Potter (10)
Ender's Shadow
Orson Scott Card
Shadow Saga (1)
The Mark of Athena
Rick Riordan
Heroes of Olympus (3)
The Lost Hero
Heroes of Olympus (1)
The Son of Neptune
Heroes of Olympus (2)
The Demigod Diaries
Heroes of Olympus (0)
The House of Hades
Heroes of Olympus (4)
The Titan's Curse
Percy Jackson and the Olympians (3)
The Battle of the Labyrinth
Percy Jackson and the Olympians (4)
The Sea of Monsters
Percy Jackson and the Olympians (2)
The Lightning Thief
Percy Jackson and the Olympians (1)