Centers for Disease Control and Prevention – http://www.cdc.gov/cleanhands/
The CDC provides information and research on hand sanitation along with links to helpful tips for proper hand washing.

Kids Health – http://www.kidshealth.org/parent/general/sick/hand_washing.html

Kids Health is a project of Nemours. Nemours also creates high-impact educational projects that positively affect the health of children. These projects are developed through the Nemours Center for Children’s Health Media, a part of Nemours completely dedicated to this task. The Center creates award-winning, family-friendly health information in a number of formats, including print, video, and online.