The Lightning Thief
Rick Riordan
Percy Jackson and the Olympians (1)
Harry Potter and the Half-Blood Prince
J.K. Rowling
Harry Potter (6)
The Toll
Neal Shusterman
Arc of a Scythe (3)
The House of Hades: The Heroes of Olympus [Book 4]
The Heroes of Olympus (1)
Percy Jackson and the Olympians The Sea of Monsters
Percy Jackson and the Olympians (2)