What would be better topic for me to choose for my science fair project ? ( Anything except which ones i don't know about and wont get grades
You'll find hundreds of science fair project ideas in these sites. Choose one that interests you.
http://www.google.com/webhp?source=search_app#hl=en&sugexp=les%3B&gs_rn=1&gs_ri=serp&pq=ip%20a&cp=22&gs_id=6&xhr=t&q=science+fair+project+ideas&es_nrs=true&pf=p&tbo=d&sclient=psy-ab&oq=+science+fair+project+&gs_l=&pbx=1&bav=on.2,or.r_gc.r_pw.r_qf.&fp=c4a6a840dc754efa&biw=711&bih=453