Developmental Stages Matrix
Complete the matrix by listing out the various changes in each age group.
Developmental Stage
Physical changes
Cognitive changes
Socioemotional changes
Infancy
Infancy starts at birth and lasts for 12months.The head of the infant has great plasticity and can with stand damages more than adults. It grows bigger to increase its thinking capacity so as to tackle the challenges of life. Infants learn to work by the end of infancy by first learning how to roll over then they learn how to sit up. After that they learn how to crawl then walk.
Infants are on what is called sensorimotor stage according to Jean Piaget a child psychologist for example when you hide an object for a baby younger than 8months old, out of sight is out of mind. This is because their brains are not fully developed to understand that things do not disappear. By 9 months they can look for objects that are hidden from them. This is called Object Permanence.
At birth babies develop a strong tie with their mothers or whoever is looking after them. They develop this tie with whoever that provides them with food and comfort. In fact they prefer comfort to food and say for example two people were respectively providing food and one of them denies the baby comfort the baby will develop a stronger tie with the one that provides the most comfort.
Early Childhood
Early childhood starts as a child enters his or her first year and lasts till their 5th year in life. They grow teeth, walk and run with help. Their brains increase in size and get almost to the size of an adults brain by their 5th years. They grow increasingly better with their motor skills and learn to eat, make simple sentences etc.
Cognitively they are in what Jean Piaget call the preoperational stage where. They do not understand the principle of conservation that is nuts in a jar are of the same volume even if they are spread out on a table. They also believe that people that people