The most fundamental theorist in this area is Jean Piaget. Additionally, Piaget demonstrated one of the first scientific movements in the filed, with the utilization of direct observation as the best tool for understanding. (Piaget, 1962, p. 107) Piaget also believes, and his theories reflect that children play a very active and dynamic role in development through interaction with their environment and active role imitation. (Piaget, 1962, p. 159)

Sensory-motor intelligence is, in our view, the development of an assimilating activity which tends to incorporate external objects in its schemas while at the same time accommodating the schemas to the external world. A stable equilibrium between assimilation and accommodation results in properly intelligent adaptation. But if the subject's schemas of action are modified by the external world without his utilising this external world, i.e., if there is primacy of accommodation over assimilation, the activity tends to become imitation. Imitation is...
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