The House of Hades
Rick Riordan
The Heroes of Olympus (1)
The Battle of the Labyrinth
Percy Jackson and the Olympians (4)
The Last Olympian
Percy Jackson and the Olympians (5)
The Mark of Athena
The Heroes of Olympus (4)
The Red Pyramid
The Kane Chronicles (1)
The Serpent's Shadow
The Kane Chronicles (3)
The Throne of Fire
The Kane Chronicles (2)