6 copies of Coral Reefs. Explore the exotic world of the coral reefs. Discover how coral polyps create these amazing homes and why their reefs may be in trouble.
National Geographic Learning’s mission is to bring the world to the classroom and the classroom to life. With our English language programs, students learn about their world by experiencing it. Through our partnerships with National Geographic and TED, they develop the language and skills they need to be successful global citizens and leaders.