Description Internet Registration has not begun yet. Check Registration Dates in details. Introduce your child to the most competitive sport around! Swimming develops aerobic endurance and is one of the most beneficial forms of cardiovascular exercise. This class provides flexibility and muscle toning, in addition to developing self-confidence, self-discipline, and goal setting.PREREQUISITES -Able to swim 25yd freestyle & 25yd backstroke without stopping. Activity Age Category Youth Location Schertz Aquatics Center at Schertz Natatorium