Children age 18 and younger from anywhere in San Antonio can enjoy free breakfast and free lunch at Southside ISD beginning June 5th through July 6th. Southside ISD is offering free summer meals at Menchaca Early Childhood Center, 16180 U.S. Highway 281 South, and at Southside High School, 19190 U.S. Highway 281 South. Fore more information please call 210-882-1600 EXT. 5131. Click on a calendar below to see the schedule.