iScienceProject  
   Science projects, contests and competitions using HOBO data loggers for teachers and their students in grades 5-12.
   http://www.iscienceproject.com/

Intel International Science and Engineering Fair  
   ISEF provides worldwide competitive scholarships, tuition grants, internships, scientific field trips. Winner attends Nobel ceremony.
   http://www.sciserv.org/isef/

School Science Fairs  
   Designed to aid students in the most difficult aspect of their science fair experience: getting an idea.
   http://www.stemnet.nf.ca/sciencefairs/

Intel Science Talent Search  
   Formerly Westinghouse Science Talent Search. Continuously operated by Science Service, Inc.
   http://www.sciserv.org/sts/

Discovery Channel: Science Fair Central  
   Separate science fair guides for students, teachers, and parents.
   http://school.discovery.com/sciencefaircentral/

Science Fair Videos  
   offering a number of science fair and invention videos for use at elementary, middle and high schools the site also provides a comprehensive list of science fair resources.
   http://sciencevideos.com/products/fair/fair.html

Science Fair Projects  
   A list of science fair links, a review of science fair books, and some suggestions for science fair projects.
   http://www.jimloy.com/science/sfair.htm

Experriencescience.com  
   Essential information for students participating in science fair competitions by Romina Perri.Intel ISEF.
   http://www.experriencescience.com

Science Competitions  
   NSTA position statement.
   http://www.nsta.org/positionstatement&psid=3

Siemens Westinghouse Science and Technology Competition  
   National research competition in the sciences and mathematics for high school students. It awards one million dollars in scholarships, annually.
   http://www.siemens-foundation.org/competition/