The San Antonio Office of Historic Preservation's The Amazing Preservation Race for Kids is an architectural scavenger hunt designed for pre-k and elementary school-aged kids (3 to 12). Registration ($5/child) includes race entry, event buff, and finisher's medal. Every participant will be entered for a chance to win a door prize. Must be present to win. Online registration will be limited, so don't delay! Check-in opens at 8:00 am; race starts at 8:30 am