本文旨在瞭解胎兒期、嬰兒期、學前階段以及學齡階段兒童動作發展的歷程。動作技能若以種類來劃分可分為大肌肉動作技能(粗動作技能)和小肌肉動作技能(精細動作技能)；以性質來劃分則包括平衝力、移動力和手部操作能力。在影響動作發展因素方面，本文以個體因心和環境因素探之，並且針對大肌肉動作技能和小肌肉動作技能提出諸多輔導之參考。

　　　　　The purpose of this article is to realize the motor developmental process of the child from prenatal to elementary school. We classify the motor skills into large muscle motor skills and small muscle motor skills according to their kinds and into the abilities of stability, locomotion and manipulation according to their characteristics. We also discuss the factors that influence the motor developmental process and suggest some principles of guidance for the teachers and parents.