A mother sends her child off to explore the wonders of the undersea world in imagination.

Awakening stranded on a tropical island with no memory of what happened, Aster investigates a secret underwater world to find her missing sister, while Sam connects their disappearance to suspicious events in his own life.

One morning little white fish discovers a strange thing and together with his friends he tries to figure out what the strange thing is.

"Unravel the mysteries of an extraordinary underwater world in this official Minecraft novel! When three kids discover a mystery in an abandoned Minecraft server, they must race against the clock to uncover its secrets. When three teenagers--Jake Thomas, Emily Quesada, and Thanh Vuong--are forced to clean up and sort through the items in their beloved community center before a developer demolishes the building, they discover an odd Minecraft server...

"The adventure and humor of the Pokémon animated TV series springs to life in this full-color comics collection! Dive in to two action-packed adventures! Kids who love Pokémon won't want to miss this cool comic compilation! This book includes two full-color graphic stories. The Search for Kingdra: Ash, Goh, and their Pokémon pals explore under the sea on a trial mission for Project Mew. Can Goh catch a wild Kingdra? Team Rocket In Luck: After...

When the shadows in the ocean go missing, the Octonauts, a team of eight animal underwater explorers, must travel to the Sea of Shade to find them.

Hello Kitty meets Star Trek under the sea! Dive in for adventure with these much-loved picture book characters. The Octonauts are a crew of cute animals who love to explore the big blue ocean. From their underwater base, the Octopod, the eight intrepid friends are always ready for fun and excitement! When the Octonauts go on holiday to the Great Reef City, they're shocked to discover that the brightly-coloured coral reef has turned white. Whatever...