Download 2019-2020 Petra Calander Start Date End Date Start Time End Time Event Title 8/30/2019 8/30/2019 6:30 PM 8:00 PM Back to School Night 9/3/2019 9/3/2019 8:30 AM 3:30 PM First Day of School – First Quarter 9/3/2019 9/3/2019 8:35 AM 9:15 AM September Assembly – Responsibility 9/23/2019 9/23/2019 Student