Preparing for college can be stressful, but with the right tools at your disposal, you can know what to expect. But first, you need to find out which college is right for you. Try the College Board's College Matchmaker, where you can answer questions about the location and majors you want your school to offer, in addition to your own test scores. At the end, College Board will rank the schools that are most compatible with your desires. Use College Board to prepare and register for the SAT as well.
The Princeton Review also helps you choose the college that's right for you with its Counselor-O-Matic, and you can improve your test scores and search for scholarships while you're at it.
If you are looking for scholarships or internships, try FastWeb.