Some ideas…..hmmm:

-You might try here: http://www.kidzworld.com/article/1762-school-science-fair-project-examples-and-ideas

-Or here: http://www.scienceproject.com/projects/index/senior.asp

-And here: http://chemistry.about.com/od/sciencefairprojects/a/sciprohigh.htm

I have been fortunate to never have to complete an assignment like this (except for this little thing in fifth grade). I hope my ideas help a little. Good luck to ya!

http://www.sciencebuddies.org/mentoring/ask_an_expert_intro.shtml

Take the survey (dont worry, you can put false info) and it’ll help you find what you want. It helped me find mines too.

Heres the actual survey:

http://www.sciencebuddies.org/mentoring/tsw_survey1.php?Next=Take+Survey+to+Find+Topic

Just take it from there. Good luck.