Here is search logs of 650,000 AOL users. It's very interesting to view search history of particular person and analyze his personality. Let's do it together! Read more about AOL search database scandal or view research papers on web searching.
University of Iowa Physics and Astronomy Lecture Demonstrations
Demonstration catalog as well as a directory of available visual media (films, videos) which show demonstrations which may be difficult, dangerous, or impractical to do in a classroom.