http://satonlinecourseschool.com – sat online course page (login required)
http://apstudent.collegeboard.org/exploreap - free ap resources for students (NEW)
https://apscore.collegeboard.org/creditandplacement/search-credit-policies - free way to check to determine whether a college or university accepts AP scores. Also, will tell how many credits the college or university will accept and the college course(s) that will be able to receive credit (along with credit hours) (NEW)