This site provides information about the geologic relationships of rock layers, as well as much about geologic time and the history of Earth.
An interesting junkyard of geometry findings where people are free to add their own findings and sift through others' interesting additions.
This site contains information on the randomness and geometric probability. It includes several links for information, includes real life examples.
A good brief review of The Cenozoic Era, which also includes links to more detailed information as well as a chart of its subdivisions.
Very good introduction to the biology of these little creatures. Includes good pictures and nice background information.
This is a lesson designed by a biology teacher. In it, students use maps and evidence of island age, molecular genetics, morphology, and distance apart to determine how the islands came to be occupied by different species of lizards. It will take some time and requires extensive background knowledge.
At this site from National Center for Ecological Analysis and Synthesis you will find the answers to many questions about biomes. You will also find a listing of biomes along with a detailed explanation of each.
This resource provides information about ecology.
Learn all about marine mammals at this fun site from the National Center for Ecological Analysis and Synthesis. Explore different species, learn about migration, gather and graph marine data, and more.
University of California site showcases how different types of organisms exist on the Earth and the history of life.
This is a very good introduction to the role evolution plays in the development of biodiversity. These topics and extinction are explained with the use of colorful interactive pictures.
An article from Scientific American details some recent discoveries about the ridge systems. "New maps reveal striking details of how segments of the Ridge form and evolve."
A great beginner's guide to examining the nature of science. Covers the basics of how science helps us to understand the surrounding world.
Visit the virtual exhibits at this site to learn more about paleontology, the history of the earth, and life on earth. Use the information on this site to understand geology, geologic time, evolution, and phylogeny.
Article discusses how objects in nature are held together through balanced forces. Scroll midway down to find info on microtubules and microfilaments. Links to excellent electron micrographs.
An excellent overview of the Paleozoic Era. It also provides a chart where you can learn information regarding each of the time frames within the era.
Provides hyperlinks to the history behind and the mechanisms driving plate tectonics. Be sure to click on the globe icons for animations of plate tectonics.
A basic description of the driving force behind plate movement. Describes major features of the ocean floor including mid-oceanic ridges.
An learning activity to help students grasp the concept of relative dating and geologic time.