Why AP Courses MatterTaking AP Courses shows your academic vigor and ability to tackle demanding material. On top of that, high scores on AP exams may earn you college credit. Among the most important items that college admission offices look for on a college application is "rigor of courses taken." Taking, and doing well in AP level courses goes a long way in impressing upon colleges that you are ready for high level material.For more information see the Princeton Review's guide to the AP. For further information from the College Board on the AP test schedule, fees, study guides, and more, click here, here, and here.