The Mark of Athena: The Heroes of Olympus [Book 3]
Rick Riordan
The Heroes of Olympus (4)
Spy Camp
Stuart Gibbs
Spy School (2)
The Blood of Olympus: The Heroes of Olympus [Book 5]
The Heroes of Olympus (5)
Happily Ever After
Kiera Cass
The Selection Mix (Includes info from different books in the series) (1)