 Instead, they now take the Keystone Exams at the end of the associated course.In 2012, Pennsylvania Virtual Charter School was in Warning Adequate Yearly Progress (AYP) status, due to lagging student academic achievement in reading and mathematics.Pennsylvania System of School Assessments, commonly called PSSAs are No Child Left Behind Act related examinations which were administered from 2003 through 2012, in all Pennsylvania public high schools.