These internet sites have been carefully screened and approved by your teachers and librarian. They can help you with your research projects. Other sources you may select from the internet might not be reliable. You may also use sources from the "Research Resources" library web page. The "Research Resources" page contains online encyclopedias and databases of billions of published articles. It is good to use at least three different reliable sources. A source can be a primary source or a secondary source. See if you can find at least one article from "Research Resources" and at least one web page from this list that can help with your project.
This is your starting point. Use this site to plan and organize your project.
Print this PDF file out for an easy-to-understand step-by-step guide
Keys to a successful science fair project
Ten easy steps to science fair success
Mad Sci Network -- has edible/indebible projects and a wonderful "ask a scientist" opportunity (it will take from 2 days to 3 weeks to get an answer)
Science Fair Central --a commercial site that is also good for planning
Science fair ideas for beginners from a University of Washington professor
Solar science fair ideas
Science Buddies also has an "ask an expert" forum and much more.
This means you give folks credit for the cool stuff you learned from them. Go here to see how easy it is to cite your sources: http://www.openc.k12.or.us/citeintro/elementary/.