Confusion exists concerning basic concepts of motor development, understood as the life-long process of change in an individual's movement behaviors. The article presents 10 common misconceptions; each is followed by a clarification of the concept and a practical example. (SM)

To give definitive feedback, physical education teachers must be able to teach basic kinesiological and mechanical principles of movement and how they apply to specific sports skills. The article includes a chart with common kinesiological and mechanical principles applied to particular movements. Appropriate teaching cues are noted. (SM)

Developmentally appropriate games in physical education provide ample learning time for all students, not just highly skilled students. The paper explains how to modify activities to be developmentally appropriate so students at all skill levels can succeed. (SM)