AP World History Summer Assignment 2015-16 School Year ?Why do we have to do a summer assignment? This is a commonly asked question within local educational circles. The reason is NOT because we are trying to take away your summer and burden you with a heavy work load. However, all students take the AP Exam on the same day in mid-May. In order for us not to get too far behind, it is imperative that we assign you some work over the summer.