Books
Percy Jackson and the Lightning Thief (Book 1)
2008
The Son of Neptune (Heroes of Olympus Book 2)
2011
The Blood of Olympus (Heroes of Olympus Book 5)
2014
The House of Hades (Heroes of Olympus Book 4)
2013
The Mark of Athena (Heroes of Olympus Book 3)
2012
Percy Jackson and the Sea of Monsters (Book 2)
2008
Audiobooks
Percy Jackson and the Lightning Thief (Book 1)
2010
The Blood of Olympus (Heroes of Olympus Book 5)
2014
Percy Jackson and the Titan's Curse (Book 3)
2010
The Mark of Athena (Heroes of Olympus Book 3)
2014
The Son of Neptune (Heroes of Olympus Book 2)
2014
The House of Hades (Heroes of Olympus Book 4)
2014