These resources include sections on the latest quakes, science project ideas, puzzles and games, online activities, a glossary, and cool earthquake facts. In addition, there is an Ask A Geologist section, and earthquake FAQs. One link leads to a teacher page with grade level topics and educational materials. Full description.

This site provides links to geology fieldnotes about National Parks, Monuments, and Recreation Areas that are part of the Colorado Plateau. Each park site provides links to visitor information, photographs, park maps, multimedia resources, and teacher features (tools for teaching geology with National Park examples). Some of the areas linked to this site include: Dinosaur National Monument, Mesa Verde ... Full description.

This park geology site provides links to tours of individual National Parks, Monuments, and Recreation Areas with the oldest known rocks. The parks are divided at this site into East and West. Where appropriate, for each park, links are provided to park geology, maps, photographs, geologic research, visitor information, multimedia resources, and teacher features (resources for teaching geology using ... Full description.

This lesson plan is part of the DiscoverySchool.com lesson plan library for grades 9-12. It centers around fossils found in the Burgess Shale in western Canada. Topics include body shapes of fossils found, the movement of organisms from oceans to land, and whether organisms existed that did not fossilize. This part of geologic history began in the Cambrian Sea about 540 million years ago. The resource ... Full description.

This informational tour offers students a basic understanding of geologic time, the evidence for events in the history of the Earth, relative and absolute dating techniques, and the significance of the Geologic Time Scale. Students move at a self-selected pace by answering questions correctly as they go. The teacher's guide contains all the details needed to use this computer activity, including handouts, ... Full description.

Land Masses of the Earth is a lesson plan on the theory of plate tectonics and how major land masses of the earth have moved over geologic time. Topics include the theory of continental drift of Alfred Wegener, the supercontinent Pangaea, matching rocks and fossils found on different continents, and the distribution of plant and animal species. The lesson plan provides objectives, skills, time required, ... Full description.

This site describes the Ordovician period, which is best known for its diverse marine invertebrates, including graptolites, trilobites, brachiopods, and the conodonts (early vertebrates). A typical marine community consisted of these animals, plus red and green algae, primitive fish, cephalopods, corals, crinoids, and gastropods. The tectonics segment describes Gondwana, discusses the northwards drift ... Full description.

This project aims to reconcile the international stratigraphic standards with many of the regional and archaic naming schemes that appear in the literature. In the process, the most recent International Commission on Stratigraphy (ICS) time scale has been combined with information on the estimated placement and length of other stages in order to put approximate dates on all of the stratigraphic intervals ... Full description.

Without liquid water, terrestrial life could not exist. All living organisms on Earth depend on water and its unique chemical and physical properties. In the search for life beyond Earth, scientists have focused their efforts on looking for signs of liquid water. This essay discusses the properties of liquid water that are conducive to life, pointing out that the biochemical reactions that sustain ... Full description.

Mars has intrigued people for centuries, in particular because of its potential for extraterrestrial life. Today, technology has advanced to the point that scientists can actually send robots such as those used in NASA's Mars Exploration Rover (MER) mission to study Mars. This video segment discusses the MER mission and why scientists are so interested in exploring the red planet. A background essay ... Full description.