Series
Dynamic Earth Interactive
Delve into the structure of the Earth to learn what causes earthquakes, volcanoes, and more.
Welcome to the new Annenberg Learner website! All of the current series have migrated to our new, streamlined interface. The legacy site is available at archive.learner.org through January 31, 2020.
Delve into the structure of the Earth to learn what causes earthquakes, volcanoes, and more.