Books About Underwater Adventures

The Best Underwater Adventures Books for Kids

Looking for our other guide?

Explore our editor-reviewed guide to Adventure, featuring 15 favorites and recommendations by age.

Looking for excellent children's books about underwater adventures? 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.

#1 in Series

Graphic Nov.

Series

The Shortlist

Our 10 Favorite Books About Underwater Adventures

Sale price

$674

Chapter Book · Ages 6–9 · 2012

Trouble at Trident Academy

By Debbie Dadey, Tatevik Avakyan (Illustrator) · Book #1 in the Mermaid Tales series

Two mermaid friends navigate the challenges of school and friendship in an underwater city

112 pages· 6,257 words· Est. 1 hour read

3.9 Goodreads · 710 ratings

$6.99Save 4%

Paperback

Summary: Shelly Siren, a nervous mermaid, faces her first day at Trident Academy. Amidst smart, pretty classmates, she finds comfort in her friend Echo. But when a school assignment sparks a rift, troublemaker Pearl escalates the tension. Can Shelly navigate these underwater challenges and mend her friendship with Echo? Dive into a world of mermaids, mischief, and the quest for belonging.

Sale price

$958

Chapter Book · Ages 7–12 · 2019

In Too Deep

By Zack Zombie · Book #18 in the Diary of a Minecraft Zombie series

Zombie and friends race to save Minecraft from ocean doom.

204 pages· 13,248 words· Est. 2 hour read

4.8 Goodreads · 1,951 ratings

$9.99Save 4%

Paperback

Summary: Zombie and Steve dive into a perilous ocean adventure to save Minecraft from disaster. Facing eerie guardians and towering elder guardians, they must navigate mysterious monuments and battle underwater mobs. Can they prevent Minecraft from sinking into a watery grave? Join the thrilling race against time and discover if they have what it takes to emerge victorious in this action-packed journey.

Graphic Nov.

Sale price

$759

Chapter Book · Ages 7–10 · 2017

Journey to the Centre of the Eurg-th

By Jamie Smart

Chaos erupts as Bunny and Monkey clash in a wild forest showdown with lasers and gadgets.

64 pages· 8,936 words· Est. 1.5 hour read

4.5 Goodreads · 321 ratings

$7.99Save 5%

Paperback

Summary: In a forest where peace is a rare visitor, Bunny faces off against Monkey, who arrives in a laser-firing hovercraft. As science and nature collide, the forest becomes a battleground with kitten cannons, robotic worms, and Trojan mooses. Bunny and his quirky friends, including Skunky and Pig, must navigate this chaotic landscape filled with lemony doomsday devices. Will they restore harmony, or will Monkey's antics tip the balance towards chaos? Dive into a world of irreverent humor and non-stop action in this epic clash of good versus evil.

Sale price

$1899

Chapter Book · Ages 9–12 · 2021

Daughter of the Deep

By Rick Riordan

A secret sea trial turns deadly as rival schools clash, testing Ana's leadership and uncovering hidden truths.

336 pages· 74,898 words· Est. 8.5 hour read

4.2 Goodreads · 34,438 ratings

$19.99Save 5%

Hardcover

Summary: Ana Dakkar, a freshman at Harding-Pencroft Academy, faces a perilous sea trial that spirals into chaos when a long-standing rivalry with the Land Institute erupts. As tragedy strikes, Ana must navigate treacherous waters, uncover secrets about her heritage, and rally her classmates against deadly foes. With her leadership skills on the line, Ana discovers unexpected allies and faces challenges that could change her life forever. Will she rise to the occasion or become another casualty in this undersea conflict? Dive into a thrilling adventure where the stakes are as deep as the ocean itself.

The Search for the Sunken Treasure: Australia

Sale price

$574

Chapter Book · Ages 6–9 · 2006

The Search for the Sunken Treasure: Australia

By Elizabeth Singer Hunt · Book #2 in the Secret Agent Jack Stalwart series

A daring mission to the Great Barrier Reef uncovers pirates and deadly creatures. Can he survive?

128 pages· 10,017 words· Est. 2 hour read

4.2 Goodreads · 479 ratings

$5.99Save 4%

Paperback

Summary: Jack dives into danger at the Great Barrier Reef, investigating a diver's disappearance. Armed with a morphing suit and an egg-shaped submarine, he uncovers a pirate plot. Facing Komodo dragons, sharks, and lethal jellyfish, Jack must outwit the villains and survive the ocean's perils. Will he rescue the diver and protect the treasure, or become another victim of the deep? Adventure and suspense await as Jack battles nature and nefarious foes.

Sale price

$750

Chapter Book · Ages 7–10 · 2008

Zepha the Monster Squid

By Adam Blade · Beast Quest: The Golden Armour series

Tom must battle beasts to reclaim a magical armor and save Avantia.

116 pages· 9,725 words· Est. 1.5 hour read

4.1 Goodreads · 1,441 ratings

$7.89Save 5%

Paperback

Summary: Tom embarks on a perilous quest to retrieve a magical suit of armor scattered across Avantia by the evil wizard Malvel. Each piece is fiercely guarded by terrifying beasts, including Zepha the Monster Squid. With his friend Elenna, Tom must face these formidable creatures and break the dark spell binding them. As he battles underwater foes and confronts memories of past encounters, Tom's determination to uncover secrets about his father and complete his mission intensifies. Can he survive the challenges and restore peace to the kingdom?

Sale price

$958

Chapter Book · Ages 7–10 · 2000

Lilly and Fin

By Cornelia Funke, Inc. LatschLit (Translator)

Merpups defy rules, exploring caves, unaware humans hunt them. What else lurks in the deep?

96 pages· 8,045 words· Est. 1 hour read

4.8/7 Bookroo·3.8/5 Goodreads · 326 ratings

$9.99Save 4%

Hardcover

Summary: Lilly and Fin, adventurous merpups, love exploring forbidden caves beyond their mermaid city. Ignoring tales of humans and sea monsters, they dive into mischief. But when a human couple seeks to capture a mermaid for their rare collection, the merpups' playful escapades turn perilous. Are the legends true? What dangers await in the depths? Join Lilly and Fin on a thrilling underwater adventure, where curiosity could lead to unexpected encounters and hidden truths. With vibrant illustrations, this tale invites readers to discover the mysteries of the sea and the courage of two daring merpups.

Sale price

$674

Picture Book · Ages 0–3 · 2018

Doo Doo Doo Doo Doo Doo

By John John Bajet (Illustrator) · Baby Shark series

A family of sharks go on an underwater adventure.

24 pages· 261 words· Est. 3 min read-aloud

3.8 Goodreads · 470 ratings

$6.99Save 4%

Paperback

Summary: Dive into a lively underwater world with Baby Shark and family! This playful sing-along invites kids to dance and mimic movements, enhancing their motor skills. Will you join the Baby Shark reading challenge and dance your way to fun?

Sale price

$1045

Chapter Book · 2011

Winnie Takes the Plunge

By Laura Owen · Winnie the Witch series

A witch's mishaps lead to magical chaos and daring rescues.

96 pages· 1,083 words

4.3 Goodreads · 74 ratings

$11.00Save 5%

Paperback

Summary: Winnie, a spirited witch, faces whimsical challenges: musical mice, a snowman turned abominable, and a giant's party dilemma. When a bathroom mishap sends her under the sea, her cat Wilbur must save her from a merman's clutches. Will they navigate these magical misadventures unscathed?

Chapter Book · 2013

Shannon the Ocean Fairy

By Daisy Meadows

Can two friends save the oceans from chaos caused by stolen pearls?

80 pages· 8,870 words

4.0 Goodreads · 94 ratings

Paperback

Summary: Rachel and Kirsty are on a seaside adventure when they discover Jack Frost has stolen enchanted pearls, threatening the oceans. With Fairyland in chaos, can they help Shannon the Ocean Fairy restore balance before it's too late?

The Bookroo Book Club