CK-12 Foundation
Ck 12: Earth Science: Continental Drift Study Guide
This comprehensive study guide covers the main terms and concepts needed for an earth science unit on continental drift. Review questions are included at the bottom of the study guide. Part I of II.
PBS
Pbs Learning Media: Continental Drift: What's the Big Idea?
Students learn how the theory that explains the position of Earth's continents was established and later modified.