By: Rick Riordan

The Titan’s Curse (Percy Jackson and the Olympians #3)

Percy Jackson & the Olympians

Camp Half-Blood Confidential (The Trials of Apollo #2.5)

The Last Olympian

The Burning Maze

The Lightning Thief (Percy Jackson and the Olympians #1)

The Dark Prophecy (The Trials of Apollo #2)

The Battle of the Labyrinth

The Sea of Monsters (Percy Jackson and the Olympians #2)

The Blood of Olympus (The Heroes of Olympus #5)

The Lost Hero

The Son of Neptune (The Heroes of Olympus #2)