Rice University
Rice University: Web Adventures: Uncommon Scents
An online game looking at household items contain toxic chemicals and evaluate how they affect our health.
Cynthia J. O'Hora
Mrs. O's House: Lead Pb Environmental and Health Issues
After looking over several articles and reports about lead in the environment being toxic, students will write persuasive letters to various government officials to tell them how they feel about what the government is currently doing...
National Institutes of Health
Nih Curriculum Supplement Series: Chemicals, the Environment, and You
This comprehensive site from the Office of Science Policy offers a teacher's guide, lesson plans, and student activities that discuss the presence of chemicals in the environment and how they might affect one's body.
US Environmental Protection Agency
Epa: Chemicals in the Environment
Information summaries on some chemicals and descriptions of how you might be exposed to these chemicals, how that exposure might affect the environment, etc. Please note that this type of information changes rapidly.