Camp Jupiter Classified
Rick Riordan
The Trials of Apollo (4.5)
Lodestar
Shannon Messenger
Keeper of the Lost Cities (5)
The Hidden Oracle
The Trials of Apollo (1)
The Tower of Nero
The Trials of Apollo (5)
Rain & Fire: A Companion to the Last Dragon Chronicles
Jay D'Lacey & Chris D'Lacey
Rain & Fire (1)