Flavell produced an experiment for children away from the Piaget's egocentrism. In Favell's experiment, the experimenter shows to child a painted sponge which looks like a rock. A 3 years old child according to Flavell, will say that either the object look like a …show more content…
Vygotsky's theory is different from Piaget and information processing theories. Sociocultural perspective emphasized on society and culture for promoting cognitive development (Boyd, 2012). Particularly, he is focused on role of culture in the development of higher mental functions, such as speech and reason in children. For instant, two children in the school working on a puzzle together and discussing where to put the pieces, after the conversation they internalize the conversation and guide themselves to solve the puzzle. Vygotsky suggested that the solution to problems can be learned by the individual and learning processes are significant for cognitive development. As a result, from Vygotsky's perspective social interaction is important for cognitive development (Thomas, 2005). Vygotsky has developed two basic principles of his theory, the zone of proximal development and