Links for Teachers
Standards Review and Practice
Modified Lesson Plans for English Learners
Scientific American Frontiers Resources
8. Plate Tectonics
Timelines in Science
10. Mountains and Volcanoes
Create a Volcanic Eruption
Continental Movement over Time
Primary-Wave and Secondary-Wave Motion
Erupted Volcanic Material
Finding the Mean
There is a wealth of information on the Internet, but sometimes the information you need can be hard to find. Explore and learn more by using the preselected links below.
Past Climate and Continental Position
Evolution and past continental position
Copyright © 1995-2008 Houghton Mifflin Harcourt Publishing Company. All rights reserved.