sentences:  Palmyra High School's academic day is part of Block Scheduling.Until the 2009–2010 school year, students participated in four classes a day for 85 minutes, resulting in eight credits per year (four 1st semester, four 2nd Semester), plus a 30-minute lunch and an additional remedial period or study hall, known as Flex Period.During this time, students would meet for clubs and were able to get extra help.