introduction
minerals
rocks
plate tectonics
geological time periods
fossils
earth processes
teachers' guide
contact us
Last updated 7/20/00
Fossils - Fossils are the images and remains in stone of plants and animals that have died.
Be a scientist!
(PreK-2)
Go, GeoDetectives!
(Grades 3-4)
Test your knowledge, GeoHeroes!
(Grades 5-6)