Supplement Distribution Policy

Copies of NIH curriculum supplements are sent free of charge to requestors in the United States (including U.S. territories and Department of Defense schools overseas). If you live outside the United States, please access the supplements online at Home.
HTML and PDF versons of the curriculum supplements, including the student multimedia activities, are posted at the above URL. You may make copies of the PDFs for educational use only, as long as the materials are neither changed nor sold. We appreciate your interest in the NIH curriculum supplements and regret any inconvenience this policy may cause. If you have any questions, please contact us at scied@mail.nih.gov.