2024-25 Official Student Calendar (English) 2024-25 Official Student Calendar (Spanish) March 11is a half-day of student attendance. Students will be dismissed early on this day: Tier 1: 7:30 am - 10:30 am Carl Sandburg |Plum Grove |Thomas Jefferson | Walter R. Sundling | Winston Campus Middle School | Winston Campus Elementary Tier 2: 8:25 am - 11:25 am Frank C. Whiteley | Gray M. Sanborn | Hunting Ridge | Jane Addams | Kimball Hill | Lincoln | Marion Jordan | Pleasant Hill | Willow Bend Tier 3: 9:15 am - 12:15 pm Central Road | Lake Louise | Stuart R. Paddock | Virginia Lake Tier 3: 9:20 - 12:20 pm Conyers Learning Academy