| Date | Event |
|---|---|
| 2018-09-04 (Tue) | Convocation-Teachers Return-Students not in Session [Callahan Elementary School] |
| 2018-09-05 (Wed) | Professional Development Day - Students not in Session [Callahan Elementary School] |
| 2018-09-06 (Thu) | Grades 1-12 School Begins [Callahan Elementary School] |