Andover Youth Fitness Confidence. Strength. Performance. For Kids & Teens. CrossFit Kids5-8 Years Old Junior Athlete Performance12-15 Years Old Intro to Strength & Conditioning9-11 Years Old Small Group Performance Training14-17 Years Old Fitness Frenzy & Early Release4.5-9 Years Old Andover Hockey Association Partnership10-14+ Years Old Reach Out Today! Reach Out Today!