Books About Mysterious Islands

The Best Mysterious Islands Books for Kids

By the Bookroo Editors

Looking for our other guide?

Explore our editor-reviewed guide to Island Books, featuring 12 favorites and recommendations by age.

View the guide

Looking for excellent children's books about mysterious islands? This collection brings together Bookroo's highest-rated and most useful picks in one place.

Start with our editorial favorites, then browse recommendations organized by reading stage to find the right book for your reader.

The Shortlist

Our 8 Favorite Books About Mysterious Islands

The Curse Breaker
Sale price
$1597
Chapter Book · Ages 10–13 · 2026

The Curse Breaker

By Jen Calonita · Book #2 in the Isle of Ever series

A girl must find lost pirate treasure before a centuries-old curse wins.

320 pages· 56,307 words· Est. 6.5 hour read
4.1 Goodreads · 684 ratings
$16.99Save 6%
Hardcover
Summary: Benny Benedict has reached the Isle of Ever, but her ancestor's game of clues isn't over. To claim the inheritance and free her new friends from a curse that has trapped them for centuries, she must find a lost piece of pirate treasure within days, while a friend's betrayal and a mysterious stranger from an old diary complicate everything.
The Grandest Game
Sale price
$1899
Chapter Book · Ages 13–17 · 2024

The Grandest Game

By Jennifer Lynn Barnes · Book #1 in the The Grandest Game series

Seven players, one island, a game of secrets. Who will win the ultimate prize?

384 pages· 81,603 words· Est. 7.5 hour read
3.9 Goodreads · 87,442 ratings
$19.99Save 5%
Hardcover
Summary: Seven contenders vie for fortune on a mysterious island in the Grandest Game. With secrets and ambitions clashing, Grayson Hawthorne must navigate a world where rules are bent and stakes are life-changing. As challenges intensify, alliances form and shatter. Who will outwit the rest and claim victory?
Endless
Sale price
$1697
Chapter Book · Ages 12–17 · 2014

Endless

By Kate Brian · Book #3 in the Shadowlands series

Can Rory defy fate to rescue her family from the Shadowlands?

304 pages· 63,476 words· Est. 6 hour read
3.9 Goodreads · 1,244 ratings
$17.99Save 6%
Hardcover
Summary: Rory Miller's afterlife in Juniper Landing is shattered when she discovers her love, Tristan Parrish, is sending souls to the Shadowlands for his own gain. With her sister Darcy now among the lost, Rory faces a harrowing choice: confront the darkness and risk everything to save her family. Will she brave the depths of hell to reclaim those she loves, or is the cost too great? As secrets unravel, Rory must decide how far she'll go to protect her own in a world where nothing is as it seems.
Dark Waters
Sale price
$858
Chapter Book · Ages 10–13 · 2021

Dark Waters

By Katherine Arden · Book #3 in the Small Spaces series

A sinister game begins as three friends face a monster on land and sea.

272 pages· 39,300 words· Est. 4.5 hour read
3.8 Goodreads · 7,282 ratings
$8.99Save 5%
Paperback
Summary: Ollie, Coco, and Brian thought they outsmarted the sinister smiling man, but he's back with a new game. As they sail on Lake Champlain, rumored home of a legendary monster, their adventure turns perilous. Shipwrecked and hunted, the trio must confront dangers both supernatural and personal. With old friendships tested and new alliances formed, Brian prepares for a high-stakes rematch. Can they outwit the smiling man again, or will this be their final stand?
The Darkdeep
Sale price
$958
Chapter Book · Ages 8–12 · 2018

The Darkdeep

By Ally Condie, Brendan Reichs · Book #1 in the Darkdeep series

A mysterious island hides secrets that can detect dreams and fears. Can they face the darkness within?

288 pages· 49,594 words· Est. 7 hour read
3.7 Goodreads · 2,055 ratings
$9.99Save 4%
Paperback
Summary: When Nico falls into Still Cove's icy waters, friends Tyler, Emma, and Opal discover a mysterious island. An abandoned houseboat filled with curiosities hints at a dark secret. As they explore, something ancient awakens, sensing their dreams and fears. Can they confront the shadowy secrets within their hearts? This thrilling tale of friendship and courage unfolds through alternating perspectives, challenging them to believe in themselves and each other.
The Secret of Skeleton Island
Sale price
$1498
Chapter Book · Ages 8–12 · 1966

The Secret of Skeleton Island

By Robert Arthur · Book #6 in the The Three Investigators series

A ghostly girl on a carousel threatens a film shoot on a Florida island.

204 pages· 32,372 words· Est. 4.5 hour read
$15.95Save 6%
Paperback
Summary: Jupiter, Pete and Bob travel to southern Florida, where the ghost of a young girl on a haunted carousel is threatening a film crew shooting on an island off the coast. With the help of Chris, a Greek boy and skilled diver, the Three Investigators face danger, ugly rumors and strange events as they try to clear Chris's name and save the movie.
Seeker Society
Graphic Nov.
Sale price
$1248
Chapter Book · Ages 9–11 · 2025

Seeker Society

By Jana Tropper, Kyle Higgins, Zack Giallongo (Illustrator), Whitney Cogar (Illustrator)

Stranded on an island, young Seekers must harness their powers to survive against rivals and hidden dangers.

176 pages· 7,666 words· Est. 1.5 hour read
4.0 Goodreads · 50 ratings
$12.99Save 4%
Paperback
Summary: At Shackleton’s School for Seekers, Fern, Jordan, and Zack are chosen for a mysterious trip with Dr. Adichie. Their magical abilities, like hearing past voices, are put to the test when an accident leaves them stranded on an uncharted island. As they navigate the island's perils and confront their rivals, the Keepers, they must rely on each other to survive. What secrets does their teacher hold, and can they unlock their powers in time? This graphic novel, rich with illustrations, invites you to explore a world where magic and danger intertwine.
Escape from Atlantis
Sale price
$1797
Chapter Book · Ages 8–12 · 2021

Escape from Atlantis

By Kate O'Hearn · Atlantis series

Stranded on Atlantis, two cousins must uncover its secrets to escape.

448 pages· 76,759 words· Est. 10.5 hour read
4.0 Goodreads · 493 ratings
$18.99Save 5%
Hardcover
Summary: Riley and her cousin Alfie are swept to the mythical island of Atlantis after a storm capsizes their boat. With their parents missing, they must navigate a world of unicorns, gargoyles, and talking animals. But not everyone is welcoming, and dark secrets threaten their quest to return home. As they delve into the mysteries of the Forbidden Zone, time is running out. Can they solve the island's enigma and reunite with their family before it's too late?
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