Their magic tree house takes Jack and Annie deep into the sea, where they meet up with dolphins, sharks, and octopi as they search for the answer to an ancient riddle.

A giant squid brags about being bigger than everything else in the ocean--almost.

When millions of fish start dying off the coast of Hawaii and something is destroying hundreds of ships, the government enlists the Flock--a band of genetically modified children who can fly--to help get to the bottom of the disaster before it is too late.

Rhyming text and colorful illustrations present incredible fishy facts about vertebrates, invertebrates, endoskeletons, and exoskeletons.

The adventures of nautical sea sponge SpongeBob Squarepants and his friends in the underwater city of Bikini Bottom.

Collects five books that present facts about the anatomy, strength, and behavior of a range of insects, mammals, sea creatures, reptiles, and dinosaurs and describes who would be the probable winner in a competition among them.

Features an exhilarating look under the sea through the eyes of those that live there. Incredible state-of-the-art-underwater filmmaking will take viewers breath away as they migrate with whales, swim alongside a great white shark, and race with dolphins at play. Includes first-ever images of elusive deepwater creatures, featurettes, music video, filmmaker annotations, and more.

As Pete the Cat searches underwater for a seahorse, he comes into contact with all manner of sea creatures.

"Narwhal's obsession with his new favorite food leads him into hijinks and hilarity in the third book of this all-star early graphic novel series! Narwhal and Jelly are back and Narwhal has a new obsession... peanut butter! He's so obsessed he even wants to change his name to... that's right... Peanut Butter! Ever-sensible Jelly isn't so sure that's the best idea, but is all for Narwhal trying new things (instead of just eating waffles all the time,...