Martha London

Living and nonliving things all interact in an ecosystem. Fish swim and breathe in water. Trees take root in soil. Ecosystems looks at the important roles of living and nonliving things in an ecosystem.

"The whale shark may be the largest fish in the sea, but it's far from the most vicious. This gentle giant hunts for some of the smallest water animals, gulping up big groups of them with water before filtering out the water and swallowing its next meal. Dive under the waves to watch the filter feeder at work, swim through its warm watery home, protect other animals from predators, and more. It's time to get shark shocked!"-- Provided by publisher....

"Describes the pay gap between professional male and female athletes, including the history of the pay gap, reasons it still persists, and steps athletes are taking to reduce the gap. Includes critical "Think About It" questions and "Case Study" special features"-- Provided by publisher.

The US Marine Corps has the important job of defending the United States by land and sea. From drones to Amphibious Assault Vehicles, US Marine Corps Equipment and Vehicles explores the gear that the Marine Corps uses to complete this mission. Easy-to-read text, vivid images, and helpful back matter give readers a clear look at this subject. Features include a table of contents, infographics, a glossary, additional resources, and an index. Aligned...

Fish, turtles, and many other creatures make their home among a huge coral reef off the coast of Australia. Great Barrier Reef looks at when and how this reef formed and what the future looks like for the massive ecosystem. Easy-to-read text, vivid images, and helpful back matter give readers a clear look at this subject. Features include a table of contents, infographics, a glossary, additional resources, and an index. Aligned to Common Core Standards...

This book explores the Milky Way Galaxy, home to billions of stars and their planets, including Earth.