Percy Jackson: The Demigod Files (A Percy Jackson and the Olympians Guide)

The Heroes of Olympus: The Demigod Diaries (Heroes of Olympus, The Book 2)

From Percy Jackson: Camp Half-Blood Confidential: Your Real Guide to the Demigod Training Camp (Trials of Apollo)

Percy Jackson's Greek Gods (A Percy Jackson and the Olympians Guide)

Percy Jackson's Greek Heroes (A Percy Jackson and the Olympians Guide)

The Demigods of Olympus: An Interactive Adventure

The Crown of Ptolemy (Heroes of Olympus, The)

The Staff of Serapis (Heroes of Olympus, The)

The Son of Sobek: A Disney Hyperion Short Story

For Magnus Chase: Hotel Valhalla Guide to the Norse Worlds: Your Introduction to Deities, Mythical Beings, & Fantastic Creatures (Magnus Chase and the Gods of Asgard)

Percy Jackson and the Singer of Apollo (Trials of Apollo)