- AAAS
- Database of peer-reviewed Science papers for scientists
- USDA plant data base
- www.plants.usda.gov/index.html
- Great source of information on endangered plants of the world with other sources
- National Science Teachers Association (NSTA)
- Source for science teachers to unite
- www.nsta.org
- Science Teachers
- Another source for science teachers to unit
- www.science-teachers.com
- Washington State Science Teachers Association
- OPSI science EALR's and GLE's
- A guide for all Washington science teachers
- www.k12.wa.us
- United Nations Environment Program
