Delaware’s largest, most comprehensive training center. With 25,000 square feet, First State Gymnastics Middletown, is an air conditioned and heated facility that includes 2 full competitive floors, elite gymnastics equipment, 4 in-ground trampolines, foam pits, ninja warrior zone, pre-school zone, private party rooms, a large viewing deck with comfortable seating and so much more. We have programs for Kids ages 18 months to 18 years.