Efectos del juego de roles sobre la interiorización de acciones objetales y simbólicas en preescolares

The importance of activity of social role play as a leading activity in the assimilation of the human culture experience is well known in historical-cultural psychology. The current article aims to show how objectal and symbolic actions turn into operations during the social role play activity at pre-school age. Two assessments of the level of formation of actions in play activity took place in the studyat the beginning and at the end of a scholar year-. The analysis of frequency and complexity of actions allowed to conclude that the internalization of the objectal and symbolic actions conduct to reflection and consciousness of the social relationship represented in the role. Also, qualitative changes were observed in the development of voluntary activity, imagination and reflexive thought.