The Mark of Athena

Percy Jackson & The Olympians: The Sea of Monsters

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

The Trials of Apollo: The Tyrant's Tomb

The Throne of Fire

Daughter of the Deep

Demigods & Magicians: Percy and Annabeth Meet the Kanes

The Sun and the Star: A Nico di Angelo Adventure

The Heroes of Olympus

The Son of Neptune is the second book in The Heroes of Olympus series. It follows the story of Percy Jackson who, after losing his memory, embarks on a quest in the Roman demigod camp, Camp Jupiter, with his new friends Hazel Levesque and Frank Zhang to free Thanatos and help save the world from Gaea.

Discover Your Child's Next Read

The Mark of Athena

Rick Riordan, 2012

Percy Jackson & The Olympians: The Sea of Monsters

Rick Riordan, 2006

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

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

The Trials of Apollo: The Tyrant's Tomb

Rick Riordan, 2019

The Throne of Fire

Rick Riordan, 2011

Daughter of the Deep

Rick Riordan, 2021

Demigods & Magicians: Percy and Annabeth Meet the Kanes

Rick Riordan, 2016

The Sun and the Star: A Nico di Angelo Adventure

Rick Riordan, Mark Oshiro, 2023