The Battle of the Labyrinth
Rick Riordan
Percy Jackson & the Olympians (4)
The Complete Kane Chronicles
Kane Chronicles (0)
The Crown of Ptolemy
Camp Half-Blood/Kane Chronicles (3)
The Dark Prophecy
Trials of Apollo (2)
The Demigod Files
Percy Jackson & the Olympians (0.5)
The Hammer of Thor
Magnus Chase and the Gods of Asgard (2)
The Heroes of Olympus
Heroes of Olympus (5)
The Hidden Oracle
Trials of Apollo (1)
The House of Hades
Heroes of Olympus (4)
The Last Olympian
Percy Jackson & the Olympians (5)
The Lightning Thief
Percy Jackson & the Olympians (1)
The Lost Hero
Heroes of Olympus (1)
The Mark of Athena
Heroes of Olympus (3)
The Maze of Bones
39 Clues (1)
The Sea of Monsters
Percy Jackson & the Olympians (2)
The Serpent's Shadow
Kane Chronicles (3)
The Ship of the Dead
Magnus Chase and the Gods of Asgard (3)
The Son of Neptune
Heroes of Olympus (2)
The Son of Sobek
Camp Half-Blood/Kane Chronicles (1)
The Staff of Serapis
Camp Half-Blood/Kane Chronicles (2)
The Sword of Summer
Magnus Chase and the Gods of Asgard (1)
The Titan's Curse
Percy Jackson & the Olympians (3)
Vespers Rising
39 Clues (11)