Welcome to Gymfinity Kids – the UK’s leading Activity Clubs. Gymnastics, Ninja & Dance 🤸♂️ Offering fun and active classes for children aged from walking – 16 years as well as holiday camps and parties. Becoming a member guarantees your child’s space in a gymnastics, ninja, dance or preschool class at the same time each week. Laying the foundations for a happier, healthier nation.