why are  motor activities good
Fine motor skill requires the use of smaller muscle groups to perform tasks that are precise in nature. Activities like playing the piano and playing video games are examples of using fine motor skills. Generally, there is a retention loss of fine motor skills over a period of non-use.
Hand-eye coordination also affects fine motor skills -- the small movements of a muscle or muscle, usually in the hands and wrists. Fine motor skills are involved in tasks necessary to prepare for sports such as tying the shoelaces, as well as sporting activities such as correctly gripping a ball.