Piaget's Developmental Stages

Although nature and nurture have an influence during those stages, they do not shape children ideas as much as their own experience, discoveries and direct interaction with the environment. Moreover, observing actions of infants, Piaget focused not on the age of infants, who shows a particular behavior, but on the order in which this behavior progresses. “ He is concerned with the process or sequence in which new behavior patterns or stages appear, which he believes to be invariant and universal in cognitive development
Sensorimotor stage, as we have noted above, is the first of all and takes two first years of child’s life. Piaget believed that this stage is fundamental for the future development. In this stage, babies take in the world through their senses and actions-through looking, hearing, touching, mouthing, and grasping. The discoveries, that infant makes on its own …show more content…
Later researches have disagreed with Piaget’s idea that awareness of object permanence occurs at specific age, such as eight month; they supposed that it is a process that unfolds gradually.Children do not yet have any ability to understand the concept of conservation, when quantity stays the same but appearance changes. If liquid is poured from short wide glass to a tall thin glass, they believe that there is more liquid in a tall glass even though the amount did not change and it only looks different. Also, they are unable to see things from other people perspective, which called egocentrism. Children assume that we see and hear the same things that they do. They put hands over their eyes and believe that if they cannot see, than other people cannot. They do not realize that we are not able to see the TV screen if they stay in front of it. Adults, as well, demonstrate some of egocentric