The Blood of Olympus: The Heroes of Olympus [Book 5]
Rick Riordan
The Heroes of Olympus (5)
The Time Paradox
Eoin Colfer
Artemis Fowl (6)
Evil Spy School
Stuart Gibbs
Spy School (3)
The Lost Hero: The Heroes of Olympus [Book 1]
The Heroes of Olympus (1)