Piaget believed individuals must adapt to their environment. He described two processes for adaptation, which is an organism’s ability to fit in with its environment, assimilation and accommodation (Dimitriadis & Kamberelis, 2006, p. 171). Jean Piaget identified four stages in cognitive development, the first being the sensorimotor stage (Infancy). During this period, which has six stages within it, intelligence is demonstrated through motor activity and play. Knowledge of the world is developing because it is based on physical interactions and experiences. The second stage is the Pre-operational stage (Toddler and Early Childhood) during this period, which has two stages children, learn through use of symbols and language acquisition. Children also develop imagination and memory during this stage. The third stage, known as the Concrete operational stage (Primary and Early
References: Dimitriadis, G. and Kamberelis, G. (2006). Theory for Education. Palmer, J.A (2001) Fifty modern thinkers of education. Routledge: New York Powell, L Woolfolk, A. (2012). Educational psychology. (12 ed.). Pearson. McLeod, S.A. (2007) Lev Vygotsky. Retrieved from http://www.simplypsychology.org/vygotsky.hyml Tools of the mind (2014). Vygotskian Approach. Retrieved from http://www.toolsofthemind.org/philosophy/vygotskian-approach/