WashBoard for tons of different scholarships. Last year Washboard offered over $50 million in scholarships. They also offer tips and have many great resources to help you through the FAFSA process.
College Board Search
Big Future run by collegeboard
*New College Bound Scholarships* Various amounts and various scholarships.
Fastweb
Student Scholarship Search
Reviews.com: Helpful Information and what you should know about scholarships
-Reviews.com has many articles that will help you search for scholarships,guides to applying for scholarships, best scholarship searches and more.