This site is provided by the American Chemistry Council's Chlorine Chemistry Division. The page contains several links that give an introduction to chlorine, its uses, and issues surrounding the chemical compound. There...

In this activity students read about the effects of radiation on airline passengers, and discover that during a trip in a jet plane at altitudes of 30,000 feet, cosmic rays and other energetic particles pose a great...

This is an interactive site that allows an MSDS to be copied and pasted, then translated into more understandable language. The MSDS are "demystified" by the site which is free to use. The site gives information and...

This Web site from the Centers for Disease Control and Prevention's Division of Parasitic Diseases has a goal of "using the internet to strengthen diagnosis of parasitic diseases." The site provides information about the...

All About Circuits is a website that “provides a series of online textbooks covering electricity and electronics.” Written by Tony R. Kuphaldt, the textbooks available here are wonderful resources for students,...