Book Series · 3 Books
In order from Return to Atlantis to Escape from Atlantis.
The Atlantis series is a set of 3 chapter books by Kate O'Hearn, published between 2021 and 2023. Written for ages 8–12, most books run about 450 pages.
Riley's homecoming turns perilous as hidden Atlanteans fall ill, forcing a return to a dangerous Atlantis.
3 books · Published 2021–2023
Riley's homecoming turns perilous as hidden Atlanteans fall ill, forcing a return to a dangerous Atlantis.
Riley must uncover Atlantis's secrets to save her kidnapped friends.
Stranded on Atlantis, two cousins must uncover its secrets to escape.
There are 3 books in the Atlantis series. It began with Return to Atlantis in 2023, and the newest book, Escape from Atlantis, was published in 2021.
Start with Return to Atlantis and follow the series order — the books above are numbered #1 through #3.
The series is best for ages 8–12, based on the age ranges of the individual books.
Secrets of Atlantis (Book #3) is the longest book in the series at 78,698 words (448 pages).
Escape from Atlantis is the shortest at 76,759 words (448 pages).
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