You may have access to this website. This site has articles, diagrams, videos, experiments, biographies, timelines of many subject areas including biology, chemistry, computer science, environmental science, forensic science, marine science, mathematics, physics, space and astronomy, weather and climate. Lots of the experiments and diagrams can be downloaded as pdfs and saved to your computer.
http://www.fofweb.com/Science/default.asp?ItemID=WE40
http://www.fofweb.com/Subscription/
