Jean Piaget 's Theory Of Cognitive Development

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Many people have contributed to the study of Psychology. One of these great contributors is Jean Piaget, a Swiss psychologist. He is mostly known for his theory of cognitive development. Jean Piaget used his own life as well of the lives of his own children to develop this theory. He believed that the thought process between children and adults were different and thus that began the process of Cognitive Development. Jean Piaget is a Swiss psychologist who was born on August 9, 1986. He is one of the most influential figures in the history of psychology. At the age 11, he had already started his career as a researcher by writing a paper on an albino sparrow ( He continued his studies and later received his PH.D in Natural Sciences (
While he was in Paris, Piaget studied newborns through adolescences. He came up with many interesting findings and facts about cognitive development ( Jean Piaget developed a theory that states that children develop cognitively through four developmental stages, sensorimotor, pre-operational, concrete operational and formal (Rathus, 2016, p97). Piaget thought that from birth to the age of two, the child is a sensory being, and information is absorbed through sensory and motor activities ( Piaget called this stage Sensorimotor.
Piaget further broke this stage down into six sub-stages (Rathus,
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