Trials of Apollo 4: The Tyrant's Tomb
Rick Riordan
The Trials of Apollo (4)
How To Prove It
Daniel J. Velleman
Assassin's Apprentice
Robin Hobb
Farseer (1)
Jade War
Fonda Lee
The Green Bone Saga (2)
Percy Jackson's Greek Gods
Rick Riordan & John Rocco
Percy Jackson's Companion Books (3)