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Camp Jupiter Classified
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  • Published: 21 April 2026
  • ISBN: 9780241820100
  • Imprint: Puffin
  • Format: Paperback
  • Pages: 176
  • RRP: $19.99

Camp Jupiter Classified

A Probatio's Journal

Formats & editions
Paperback
21 Apr 2026
EBook
5 May 2020
Audiobook
7 May 2020
Hardback
19 May 2020
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  • Published: 21 April 2026
  • ISBN: 9780241820100
  • Imprint: Puffin
  • Format: Paperback
  • Pages: 176
  • RRP: $19.99
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About the author

Rick Riordan

Rick Riordan (he/him), dubbed 'storyteller of the gods' by Publishers Weekly, is the author of five #1 New York Times best-selling middle grade series with millions of copies sold throughout the world, including Percy Jackson and the Olympians, now a live-action series on Disney+. Rick is also the publisher of an imprint at Disney-Hyperion, Rick Riordan Presents, dedicated to finding other authors of highly entertaining fiction based on world cultures and mythologies. He lives in Boston, Massachusetts with his wife and two sons. Follow him on Twitter at @RickRiordan.

portrait photo of Rick Riordan

Also by Rick Riordan

From the World of Percy Jackson: The Court of the Dead (The Nico Di Angelo Adventures)
Percy Jackson and the Olympians: Wrath of the Triple Goddess
Percy Jackson and the Lightning Thief (Book 1)
Percy Jackson and the Olympians: The Chalice of the Gods
From the World of Percy Jackson: The Sun and the Star (The Nico Di Angelo Adventures)
Percy Jackson and the Titan's Curse (Book 3)
The Lost Hero (Heroes of Olympus Book 1)
See all

Discover more

Article
A deep-dive into the 3 Percy Jackson series and their books

Brush up on the three Percy Jackson series. Learn about the mythologies of each, the main characters and the correct order to read the books.

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