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.

Presents information on various bodies of water, including rivers, lakes, and oceans, as well as how humans depend on and use water.

"From sunlit surface water that teems with life to the deepest, darkest depths filled with some of Earth's most unusual creatures, oceans are home to a wide array of life. Peel back the corners of the ocean to find out what fascinating life exists within this ecosystem, from Earth's biggest animal, the blue whale, to tiny organisms, such as kelp. Discover where the world's oceans are and what you can do to help protect our planet's rich waters."--...

A very simple introduction to the location, climate, special geographic features, and incredible animal life unique to the Atlantic Ocean. Additional features to aid comprehension include fact-filled callouts, detailed photographs, a table of contents, a phonetic glossary, sources for further research, and an introduction to the author. The world's oceans cover more than 70 percent of Earth's surface. But how much do children really know about our...

A very simple introduction to the location, climate, special geographic features, and incredible animal life unique to the Pacific Ocean. Additional features to aid comprehension include fact-filled callouts, detailed photographs, a table of contents, a phonetic glossary, sources for further research, and an introduction to the author. But how much do children really know about our planet's main bodies of water? Oceans of the World gives readers the...

"The Pacific Ocean is the largest ocean basin on Earth. It covers almost one third of Earth's surface. Find out more in Pacific Ocean, one of the titles in the Our Five Oceans series"--Back cover.

Where is the deepest point on Earth? How are tsunamis caused? Why do some people live in houses on stilts?

Explains the characteristics of oceans and the forces and principles which act upon them, demonstrating with experiments and models.

"THE GLOBAL OCEAN presents curious readers with a comprehensive picture of a body of water that is much more than a vast habitat: the well-researched and accessibly written text details the global ocean's influence on the whole of the planet, as well as the often detrimental influence of Earth's human inhabitants have on the global ocean. Yet by including inspiring and up-to-date initiatives - from everyday actions to larger institutional projects...

"Explores the ocean layer-by-layer, including the sunlight zone, midnight zone, and the ocean's trenches."--