AP Study Notes is a great site for students who are taking the following AP courses: AP U.S. History, AP Government and Politics, AP English Language and Composition, and AP English Literature and Composition. The site supplies students with notes including course information, vocabulary terms, practice tests, sample essays, and much more, in order for students to prepare themselves for the actual AP exam.
Mr. Vincent's Place is an amazing site for anyone taking AP United States History or World History. The site contains easy to find APUSH Released Documents such as test questions and essay prompts.
Peterson's is a great site for students to prepare themselves to take standardized tests, including the PSAT, SAT, ACT, and AP exams. It is also a great site for finding information about college.
College Board allows students to sign up for SAT standardized tests and to practice for them. It also gives pointers for the SAT subject tests and AP tests. Finally, the site allows you to check your scores after you have taken the tests