The Blood of Olympus: The Graphic Novel (The Heroes of Olympus: The Graphic Novels #5)

Robert Venditti

The Wild Zone (Camp Half-Blood, #1)

Rick Riordan

The Last Olympian: The Graphic Novel

Robert Venditti

The Kane Chronicles Survival Guide

Rick Riordan

Percy Jackson & the Olympians: The Ultimate Guide

Rick Riordan

The Mark of Athena: The Graphic Novel (The Heroes of Olympus: The Graphic Novels, #3)

Robert Venditti

The House of Hades: The Graphic Novel (The Heroes of Olympus: The Graphic Novels, #4)

Robert Venditti

The Lost Hero: The Graphic Novel

Robert Venditti

The Son of Neptune: The Graphic Novel (The Heroes of Olympus: The Graphic Novels, #2)

Robert Venditti

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

Rick Riordan

Brooklyn House Magician's Manual: Your Guide to Egyptian Gods & Creatures, Glyphs & Spells, and More (The Kane Chronicles)

Rick Riordan

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

Rick Riordan

The Battle of the Labyrinth: The Graphic Novel

Robert Venditti

The Cursed Carnival and Other Calamities: New Stories about Mythic Heroes

Rick Riordan

Demigods & Magicians: Percy and Annabeth Meet the Kanes

Rick Riordan

Percy Jackson and the Singer of Apollo

Rick Riordan

9 From the Nine Worlds

Rick Riordan

Percy Jackson's Greek Heroes

Rick Riordan

The Demigod Diaries

Rick Riordan

Camp Jupiter Classified: A Probatio's Journal

Rick Riordan

The Lightning Thief: The Graphic Novel

Robert Venditti

The Sea of Monsters: The Graphic Novel

Robert Venditti

Wrath of the Triple Goddess

Rick Riordan

The Red Pyramid

Rick Riordan

The Throne of Fire

Rick Riordan

The Serpent's Shadow

Rick Riordan

The Hammer of Thor

Rick Riordan

The Dark Prophecy

Rick Riordan

The Demigod Files

Rick Riordan

The Chalice of the Gods

Rick Riordan