1. Provide more opportunities for families of children with ASD to access a recreational swim program at low cost. (program development) 2. Increase the capacity of swim instructors and general recreation providers working with children with ASD. (Research) 3. Increase physical activity for children with ASD in a way that is a good match for their individual sensory needs. (Research) 4. Increase safety among children with ASD in and around the water so they and their families can swim safely. (Research) 5. Transition swimmers with ASD from a learn-to-swim program to an inclusive swim team. (Program Development) Hypotheses