Classes Recreational Gymnastics Step into the world of gymnastics with a variety of classes ranging from beginner to advanced, tumbling, parkour and more. Explore the classes. Preschool Gymnastics Designed for children ages 3 - 5. Willowtree Gymnastics offers a range of basic skills to let our toddlers try out the fun and exercise with gymnastics. Learn more. Cheer Beginning with tumbling basics and standard jumps, we offer classes to develop a foundation of skills for cheerleading. Learn more. Competitive Gymnastics Competitive team gymnastics is offered by invitation only. It is a big commitment with huge rewards. Read more.