 Then donate those supplies to the Prince George's County Department of Public Works Stuff the Bus Back to School Supply Drive. They're collecting new backpacks and essential classroom supplies to support Prince George's County students. The opening event takes place this Monday, July 15th at 10 a.m. at the DPW&T headquarters in Largo. And the drive will run through Friday, August 16th. School begins in the county on August 26th.