Seminar attendees participate in a clean-up activity led by Dr. Diane H. Craft, a physical education professor, Sept. 5, 2018 at Luke Air Force Base, Ariz. Child Development Center employees and partner civilian agencies learned techniques about structured physical activities for children that incorporates fundamental movement skills such as throwing, kicking and striking, to reduce health related concerns and improve their overall fitness. (U.S. Air Force photo by Airman 1st Class Zoie Rider)