Learn to swim at Waterworks Swim School in Sunnyvale. Our private swim lessons are taught at the Sunnyvale City Sports Club. Waterworks Swim School teaches students as young as 2.5 years old. Swimmers of all skill levels can progress quickly and confidently, whether they are first-time swimmers or experienced athletes. Private swimming lessons are held in a comfortably-heated indoor pool, and lessons are tailored to the swimmer’s specific goals and learning style.