Read about the different types of mountains and how they are formed.

This comprehensive study guide covers the main terms and concepts needed for an earth science unit on divergent plate boundaries. Review questions are included at the bottom of the study guide.

Explains what sort of commodity money were used by the early Pilgrims. The many faults and problems caused by these modes of exchange are described and analyzed.

This site tells of the contributions to English Literature and theater that were made by William Vaughn Moody. It lists his plays, and tells the problems and faults with them.

Volleyball rules and how to play the game. Learn about rotations, scoring, faults, and more.

This site includes all things shaky--earthquakes that is. Observe real-time data regarding seismic activity all over the world. Other modules include information about history's great quakes, earthquake basics and how to recover from...

Native Georgian Anne Rivers Siddons writes about Southerners in all her novels. This site features a biography of the prolific writer, as well as a brief discussion of her work. A suggested reading list is also included.

The basics of earthquake science including factual information about how and why they happen. Also includes some hands-on activities and experiments for students.

Discover why earthquakes happen, how we measure them, and why they only happen on Earth.

This resource explains the difference between comparative and contributory negligence, and what pure comparative negligence and limited comparative negligence are through examples.

This site is a very simple overview of plate tectonics. It includes a map of all the major plates and a diagram of the layers of the earth.

This article provides a summary and detailed facts about the 1906 San Francisco Earthquake, one of the most devasting natural disasters in American history.

A timeline from 1800 to 2010 that shows population growth of the United States. It shows the impact of the 1811-1812 New Madrid earthquake would have today.

With its clickable map, this site provides text and graphics on spreading boundary, converging boundary, subduction zone, transverse boundaries and faults.

A map of a portion of the San Bernardino Mountains near Big Bear Lake in 1911. The map is based on the USGS San Gorgonio quadrangle, with contour intervals of 500 feet. "Bear Valley and the adjacent country exhibit the subdued relief...

A geologic map of a section of the Colorado Front Range near Denver and Golden showing the structure and topography of the common border between the Great Plains and Southern Rockies. The map is keyed to show rock types, formations, and...

A contour map from the vicinity of Elizabethtown showing the rectangular pattern of relief and drainage lines in fault-block mountains of the eastern Adirondacks.

A map showing folded and broken or faulted rock layers along the Walden Ridge, Tennessee.

A contour map from 1911 of a fault-block mountain in the Trans-Pecos Highlands, Texas, showing typical relief and drainage patterns.

A map from 1911 of Bell Canyon in the Wasatch Mountains of Utah. The map shows a series of morainic ridges near the mouth of the canyon and the typical pattern of the terminal moraine (T), lateral moraines (L), and recessional moraines...

On the eastern slopes of the Masai escarpment bordering the Great Rift Valley are natural rock shelters, overhanging slabs of sedimentary rocks fragmented by rift faults, whose vertical planes have been used for rock paintings for at...

Coloring pictures of seismic waves, earthquake safety and hazard maps. [PDF] Links to other handy tools, including trivia, stories, games and fun projects.

Poets.org provides a brief biographical overview of Sara Teasdale including information on her life and links to selected poems. A column of links to additional reading information on Teasdale is also provided.

This website explains how the Richter and Mercalli Scales work.