From my own research I found piaget,(year ) that all children develop cognitive abilities such as language in four stages. In the sensorimotor stage, which lasts until the child is around two years old, the emphasis is on movement and physical reaction. Small babies don’t realize they can control their bodies, so much of their play is initially based on fingers out how to perform basic motor skills like opening fingers or waving the legs followed by more complex tasks like crawling and finally walking. At this early stage in cognitive development Piaget saw language kills as basically physical. The babies experiment with what their mouth can do. In the process the child would learn how to imitate some of the sounds they hear that their parents
