This article presents the opinions of several professionals who were asked: "How important is activity in young children (preschool) to a lifetime of physical activity?" These professionals point out the importance of physical activity to young children.

This article, the third in a series of articles from the National Association for Sport and Physical Education (NASPE) sport structures, explains how the following two scenarios relate to Domain 4 Standards: (1) two adolescent boys have different baseball throwing skill levels, even though they have been on the same team for the past four years;…