CK-12 Foundation
Ck 12: Biology: Environment and Health Study Guide
This comprehensive study guide covers the main terms and concepts needed for a unit on health and the environment.
WebMD
Web Md: Anthrax the Facts You Need
This site from WebMD Health provides answers to frequently asked questions about anthrax, such as what it is, how it's treated, where it comes from, and more. Quite a few links are provided for the information.
Siteseen
Siteseen: American Historama: 2001 Anthrax Attacks
Interesting facts and a summary of the 2001 Anthrax Attacks when anonymous letters, laced with lethal anthrax spores, began arriving at news media companies and the offices of two Democratic U.S. Senators.
Curated OER
Kids Health: What Is Smallpox?
From Kids Health, this site describes what smallpox is and answers some other questions kids might have.