Camp Jupiter Classified: An official companion guide to the bestselling Heroes of Olympus series

It's the February after Gaea's defeat. Camp Jupiter, like everyone else, should be celebrating. But something is causing chaos.

Mysterious, sinister incidents are wreaking havoc throughout the camp. Suspicion quickly falls on Claudia, the Fourth Cohort's newest probatio. After all, the mischief started shortly after she stumbled into camp.

To find out the truth, delve into the pages of Claudia's diary. Through her eyewitness accounts, you'll visit the crime scenes (aka the camp grounds) including a row of seats in the coliseum, an underground aqueduct tunnel . . .

And you'll be right alongside Claudia when she discovers an ancient secret that may hold the key to Camp Jupiter's safety.

Heroes of Olympus books:

The Lost Hero (Heroes of Olympus Book 1)
The Son of Neptune (Heroes of Olympus Book 2)
The Mark of Athena (Heroes of Olympus Book 3)
The House of Hades (Heroes of Olympus Book 4)
The Blood of Olympus (Heroes of Olympus Book 5)

RICK RIORDAN(he/him), dubbed “storyteller of the gods” by Publishers Weekly, is the author of five New York Times number one bestselling series with millions of copies sold throughout the world. He is known for his Percy Jackson and the Olympians books, which bring Greek mythology to life for contemporary readers. The first book in the series, The Lightning Thief, has won numerous awards, and been adapted into a feature film, a graphic novel, a Broadway musical and an Emmy Award–winning live-action series on Disney+ that Rick cocreated and executive-produced. He lives in Boston, Massachusetts, with his wife and fellow executive producer, Becky.