Article Websites
http://www.sciencea-z.com/scienceweb/newsarchive.do Lexile 300-750
http://action.scholastic.com/Differentiated-Articles Lexile 500-lower Lexile 760 middle
http://tweentribune.com/love?q=category/1/5&plid=191&cond=yes Lexile 860-1040
http://www.sciencenewsforkids.org/ Lexile 860-1040
http://www.suite101.com/scienceandnature Lexile 950-1090
http://www.dogonews.com/category/science Lexile 1000-1160
http://www.scientificamerican.com/ Lexile 1040-1500
http://www.sciencedaily.com/ Lexile 1040-1500