University of Phoenix Material
Developmental Stages Matrix
Complete the matrix by listing out the various changes in each age group.
Some physical changes is that the head changes and grows slowy to 90% when we reach the age of 5. Children are less like to have injury to the brain due to the plasticity of the brain at the young age. The maturing brain also increases its speed of processing. Between the ages of 8 and 12, the children get much faster at performing a mental task, such as adding two numbers together The first stage is the Sensorimotor Stage, which starts at birth and extends until the infant is about 2 years of age. During this stage infants gain knowledge through actions that allow them to directly experience and manipulate objects around them. They also gain practical knowledge about the effects of their actions, such as grasping or pushing objects. Also object permanence which occurs at the end of the stage, where the infant realizes that just because they can't see an object it does not mean that it does not exist. The baby is a at a natural biological stage of being with the mother. There is a baby mother bond that goes on. It was said that even fathers who spend more than three hours with the baby caregiving can loose testosterone levels. It takes a while for the baby to just go to any stranger. Early Childhood
Childrens muscles start to get stronger to where they can roll over, sit up straight, and hold their necks up. They get strong enough to walk around holding objects and crawl around the house. They grow more teeth and gain the ability to talk more and more. The second stage is called the "Preoperational Stage" and appears between birth and two years old. In this stage children are just beginning to develop their thinking skills and can use words, symbols and images to represent the world. During this stage, young children's play...
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