Likewise, children learn how to control their neck and shoulders, then their arms before their hands and fingers. Keep your baby's hands free, rather than covered with mittens. Babies learn to use large muscles, like arms and legs, before they learn to use small muscles, like fingers and toes. When infants are comfortable with one skill, they will start to work on another skill. They will get better at these skills with time.
Babies learn easy skills before they learn more complex skills.
A child must be able to control her head before she can sit up. Let's Play . . . Me Learn Watch me as I look around. Try to see where my eyes focus and begin to name what I am looking at. That is your sister Debbie.