InfoFacts: Cigarettes and Other Tobacco Products
National Institute on Drug Abuse

Smoking and Tobacco Use - Youth Tobacco Prevention
Centers for Disease Control

Nicotine: Mind Over Matter | Facts on Drugs | Ask Dr. NIDA
National Institute on Drug Abuse

Campaign for Tobacco-Free Kids

TobaccoPedia - The Tobacco Encyclopedia
GLOBALink - The International Tobacco Control Community

Tobacco.org Tobacco news and information. See especially the Tobacco Timeline

It's My Life - Body - Smoking
PBS Kids

Science, Tobacco and You (To start: Select Ohio, then choose Looking & Thinking)
Center for Integrating Research and Learning at the National High Magnetic Field Laboratory at Florida State U.

Smoking Stinks!
Nemours KidsHealth

The Tobacco Industry in the McSpotlight
McInformation Network

Cigar Smoking and Cancer: Q & A
National Cancer Institute

Smokeless Tobacco and How to Quit
American Cancer Society

Secondhand Smoke
American Legacy Foundation