Book Series · 6 Books

The Trials of Apollo Books

In order from The Hidden Oracle to The Tower of Nero.

The Trials of Apollo series is a set of 6 chapter books by Rick Riordan, published between 2016 and 2020. Written for ages 8–14, most books run about 430 pages.

The Hidden Oracle
The Dark Prophecy
Camp Half-Blood Confidential
The Burning Maze
The Tyrant's Tomb
Where the story begins

First Book in the Series

The Hidden Oracle
Sale price
$1899
Book #1 · Chapter Book · Ages 10–14 · 2016

The Hidden Oracle

By Rick Riordan

A fallen god must navigate modern life and enemies to regain his immortality.

376 pages· 83,167 words· Est. 9.5 hour read
$19.99Save 5%
Hardcover
Summary: Stripped of his divine powers, Apollo, once a mighty god, finds himself as a vulnerable teenager in New York City. With enemies lurking at every corner, he must navigate the perils of the mortal world and seek refuge at Camp Half-Blood. Can Apollo reclaim his place on Olympus, or will his foes ensure his downfall? Join him on a thrilling quest filled with mythic challenges and unexpected allies.
In reading order

The Trials of Apollo Series

6 books · Published 2016–2020

#1
#1 in Series
Sale price
$1899

The Hidden Oracle

Chapter Book · Ages 10–14 · 2016

A fallen god must navigate modern life and enemies to regain his immortality.

#2

The Dark Prophecy

Chapter Book · Ages 10–14 · 2017

A fallen god must restore dark Oracles to regain his divine status.

Camp Half-Blood Confidential

Chapter Book · Ages 8–12 · 2017

Discover the secrets and chaos of Camp Half-Blood beyond the orientation video.

#3

The Burning Maze

Chapter Book · Ages 10–14 · 2018

A fallen god must navigate a deadly maze to stop ancient emperors from destroying a demigod camp.

#4

The Tyrant's Tomb

Chapter Book · Ages 10–14 · 2019

Apollo, now human, must save Camp Jupiter from a deadly Roman threat.

#5

The Tower of Nero

Chapter Book · Ages 10–14 · 2020

A fallen god must reclaim his power amidst deadly foes and ancient prophecies.

Good to know

Common Questions

How many books are in the Trials of Apollo series?

There are 6 books in the Trials of Apollo series. It began with The Hidden Oracle in 2016, and the newest book, The Tower of Nero, was published in 2020.

What order should you read the Trials of Apollo books in?

Start with The Hidden Oracle and follow the series order — the books above are numbered #1 through #6.

What ages are the Trials of Apollo books best for?

The series is best for ages 8–14, based on the age ranges of the individual books.

Which Trials of Apollo book is the longest?

The Tyrant's Tomb (Book #4) is the longest book in the series at 99,922 words (439 pages).

Which Trials of Apollo book is the shortest?

Camp Half-Blood Confidential is the shortest at 19,568 words (192 pages).

The people

The Creative Behind the Books

The authors and illustrators who bring The Trials of Apollo to life.

01

Rick Riordan

Author

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