As of Mid May StudySphere is undergoing a massive overhaul. It is switching servers and is changing from a static site to a fully user interactive site. You can check out the wonderful new beta at: Beta StudySphere. This version of the site will be going away when the Beta goes Live in early June.
StudySphere is an outstanding resource for homework help, special education, music school, cooking school, charter schools, art schools, technical schools, traffic school, film schools, catholic schools, etc.