9 from the Nine Worlds: Magnus Chase and the Gods of Asgard

From Percy Jackson: Camp Half-Blood Confidential: Your Real Guide to the Demigod Training Camp

Demigods & Magicians: Percy and Annabeth Meet the Kanes

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

The 39 Clues: The Black Book of Buried Secrets

A Crazy Day with Cobras

The Invasion

Tales from the Celtic Countries

Magnus Chase and the Gods of Asgard

In this continuation of the Magnus Chase series, Magnus must embark on a dangerous journey to retrieve Thor's lost hammer before an army of giants invades the mortal world.

Discover Your Child's Next Read

9 from the Nine Worlds: Magnus Chase and the Gods of Asgard

Rick Riordan, 2018

From Percy Jackson: Camp Half-Blood Confidential: Your Real Guide to the Demigod Training Camp

Rick Riordan, Jesse Berstein, 2017

Demigods & Magicians: Percy and Annabeth Meet the Kanes

Rick Riordan, 2016

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

Roshani Chokshi, Rick Riordan, J.C. Cervantes, 2021

The 39 Clues: The Black Book of Buried Secrets

Mallory Kass, Rick Riordan, 2010

A Crazy Day with Cobras

Salvatore Murdocca, Mary Pope Osborne, Mary Osborne, 2010

The Invasion

K. A. Applegate, Chris Grine, Michael Grant, 2020

Tales from the Celtic Countries

Rhiannon Ifans, 1999