Center for Talent Development at Northwestern -
http://www.ctd.northwestern.edu/.
Fermilab - http://ed.fnal.gov/lasso/program_search/calendar_sciadv.lasso.
College Board - www.collegeboard.com/splash/
Information on CLEP exams: http://www.collegeboard.com/student/testing/clep/about.html -
MIT OpenCourseware - See MIT and other univeristy courses online: http://ocw.mit.edu/index.html. Other participating universities can be found at www.ocwconsortium.org/about/members.shtml