The Trials of Apollo

The Hidden Oracle by Rick Riordan

The Hidden Oracle

The Trials of Apollo #1

Rick Riordan

376 pages • hardcover • 2016

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The Dark Prophecy by Rick Riordan

The Dark Prophecy

The Trials of Apollo #2

Rick Riordan

414 pages • hardcover • 2017

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Camp Half-Blood Confidential by Rick Riordan

Camp Half-Blood Confidential

The Trials of Apollo #2.5

Rick Riordan

192 pages • hardcover • 2017

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The Burning Maze by Rick Riordan

The Burning Maze

The Trials of Apollo #3

Rick Riordan

448 pages • hardcover • 2018

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The Tyrant's Tomb by Rick Riordan

The Tyrant's Tomb

The Trials of Apollo #4

Rick Riordan

439 pages • hardcover • 2019

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Camp Jupiter Classified by Rick Riordan

Camp Jupiter Classified

The Trials of Apollo #4.5

Rick Riordan

176 pages • hardcover • 2020

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The Tower of Nero by Rick Riordan

The Tower of Nero

The Trials of Apollo #5

Rick Riordan

434 pages • paperback • 2020

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