A K-12 distance-learning project of the Geology Section of the Milwaukee Public Museum. During the Silurian Period in earth history, 425 million years ago, when much of North America was covered by a shallow, tropical sea, reefs flourished in the area now occupied by Wisconsin and Illinois.

Online version of a U.S. Geological Survey brochure on the topic of plate tectonics. The site seems appropriate for high-schoolers and above (and advanced middle schoolers). Covers the historical development of plate tectonics as a theory, how we see it in action today, and how tectonics affects people.

a great, sprawling geological and paleontological journey from the birth of the planet to today.

Great source of volcano information on the Web

Sponsored by the VA Dept. of Education. Teacher resources that support teaching earth science (mainly geology), particularly related to Virginia's Standards of Learning.

Summary of National Academy of Sciences pre-college (K-12) science education standards related to earth sciences, with links to useful web sites related to each topic. Site maintained by Kentucky Geological Survey.

From Society for Sedimentary Geology. Indexed by subject matter and age range.

A program based on classroom-tested earth science mysteries; large kit of rocks, fossils and minerals; step-by-step instructions; for science- or non-science oriented K-12 teachers.

An interactive unit on the generation of sand geared toward grades 3-12.

Earth science education event in October of each year. Web site features educational activities, geology questions and answers, and links to other geologic education resources.