NASA for high school students http://www.nasa.gov/audience/forstudents/9-12/features/index.html
National Geographic http://www.nationalgeographic.com
SEED Science is culture http://www.seedmagazine.com/
SciLinks NSTA internet connect for Modern Biology http://www.scilinks.org/
Web sites from the Smithsonian Institution museums http://www.hrw.com/si/
This site links students to a vast collection of educational online materials directly related to chapter content. http://www.go.hrw.com/gopages/index.html
EDUCATION with STUDENT NEWS http://www.cnn.com/EDUCATION/
On-Line Practice Modules http://www.internet4classrooms.com/k12links.htm
Interactive sites to help students practice skills needed for the Biology Gateway exam http://www.internet4classrooms.com/gateway_biology.htm