After years of planning, marine biologists Dom Marlin and Jake Sturgeon set off to explore Mariana Trench in the Pacific Ocean — the deepest ocean trench in the world in DK Adventures: Terrors of the Deep. Join them from pre-launch checks in the submersible Orion, to their encounters with great white sharks, big red jellyfish, a dumbo octopus and more, to the end of their journey, all while supported on the surface by a crew on the ship Andromeda. Discover what life is like 6,000 fathoms deep, plus learn about the history of submersibles, facts about megalodons, what coral reefs are made of, what zooplankton eat and more in DK Adventures: Terrors of the Deep. DK Adventures are an innovative mix of narrative and nonfiction for kids ages 8-11 featuring engaging, action-packed stories that help kids build their skills in vocabulary, grammar, comprehension, and critical thinking while developing a love of reading. With diaries, recipes, poetry, instructions, graphics, or songs, the genre spreads in each DK Adventures title enhance the story and reinforce curriculum learning, while the expansive range of entertaining nonfiction subjects will appeal to boys and girls everywhere. Supports the Common Core State Standards. Read Less