(Paperback)
By: Rick Riordan
ISBN: 9780141364056
Readership/Audience: Young Adult
Publication Date: Aug 2020
UK Publication Date: 20th August 2020
Publisher: Penguin Random House Children's UK
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(Paperback)
By: Rick Riordan
ISBN: 9780007535026
Readership/Audience: Children
Publication Date: Sep 2013
UK Publication Date: 29th August 2013
Publisher: HarperCollins Publishers
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Ten incredible trips into the unknown await you
(Paperback)
By: Rick Riordan
ISBN: 9780241731413
Readership/Audience: Children
Publication Date: Sep 2025
Publisher: Penguin Random House Children's UK
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(Hardback)
By: Rick Riordan
ISBN: 9780241777480
Readership/Audience: Children
Publication Date: Oct 2025
UK Publication Date: 7th August 2025
Publisher: Penguin Random House Children's UK
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(Paperback)
By: Rick Riordan
ISBN: 9780241691717
Readership/Audience: Children
Publication Date: Jul 2025
UK Publication Date: 3rd July 2025
Publisher: Penguin Random House Children's UK
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(Paperback)
By: Rick Riordan
ISBN: 9781338803365
Readership/Audience: Children
Publication Date: Apr 2023
UK Publication Date: 13th April 2023
Publisher: Scholastic US
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Grace is the last matriarch of the Cahills, the world's most powerful family. Everyone from Napoleon to Houdini is related to the Cahills, yet the source of the family power is lost. Now the clues race is on, and young Amy and Dan must decide what's important: hunting clues or uncovering what REALLY happened to their parents.
(Hardback)
By: Rick Riordan
ISBN: 9780141377698
Readership/Audience: Children
Publication Date: May 2017
UK Publication Date: 4th May 2017
Publisher: Penguin Random House Children's UK
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(Hardback)
By: Rick Riordan
ISBN: 9780241394175
Readership/Audience: Children
Publication Date: May 2020
UK Publication Date: 7th May 2020
Publisher: Penguin Random House Children's UK
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(Hardback)
By: Rick Riordan
ISBN: 9780241731406
Readership/Audience: Children
Publication Date: Oct 2025
UK Publication Date: 23rd September 2025
Publisher: Penguin Random House Children's UK
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(Hardback)
By: Rick Riordan
ISBN: 9780241691694
Readership/Audience: Children
Publication Date: Oct 2024
UK Publication Date: 24th September 2024
Publisher: Penguin Random House Children's UK
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(Paperback, Media tie-in)
By: Rick Riordan
ISBN: 9780141331461
Readership/Audience: Children
Publication Date: Mar 2010
UK Publication Date: 7th January 2010
Publisher: Penguin Random House Children's UK
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Suitable for all young demigods, this book looks at the world of demigods that no regular human child is allowed to see.
(Hardback)
By: Rick Riordan
ISBN: 9781368024051
Readership/Audience: Children
Publication Date: May 2020
Publisher: Hyperion
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Series statement from publisher's website.
(Hardback)
By: Rick Riordan
ISBN: 9781368080149
Readership/Audience: Children
Publication Date: Sep 2021
Publisher: Disney Book Publishing Inc.
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Demigods and Monsters: Your Favorite Authors on Rick Riordans Percy Jackson and the Olympians Series
(Paperback)
By: Rick Riordan
ISBN: 9781933771830
Readership/Audience: Children
Publication Date: Mar 2009
Publisher: BenBella Books
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A guide to the characters, creatures, and locations in the Percy Jackson and the Olympians series. Includes a glossary of people, places, and things in Greek mythology.
(Hardback)
By: Rick Riordan
ISBN: 9780241627679
Readership/Audience: Children
Publication Date: May 2023
UK Publication Date: 2nd May 2023
Publisher: Penguin Random House Children's UK
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(Paperback)
By: Rick Riordan
ISBN: 9780241627686
Readership/Audience: Children
Publication Date: May 2023
Publisher: Penguin Random House Children's UK
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