Are you a high school student trying to decide on college prep courses? Are you a parent wondering about APs and how they affect your student's high school and college plans? Do you find the lists of SAT Subject Tests and AP Exams confusing and don't know where to start? Are you homeschooling through high school and need resources for tackling college prep work and the details about how to register for testing? This reference will guide you through the ins and outs of AP exams and SAT Subject Tests. How do I choose which tests to take? When should the tests be taken? What resources can I use to prepare for tests? What is the difference between an AP and SAT Subject Test, and should I take one or both? Are there special rules for homeschoolers or pre-high school students? Are there online AP course providers? You will also find overviews of the SAT, ACT, PSAT and CLEP tests.