In this article we study the concept of social exclusion from a point of view of social inequality that surpass the dimension of the material capital “to have” and that focus on the dimension of social capital, which is the position of individuals in society, their habitus. In other words, this is what determines the opportunities and possibilities of individuals for their integration, belonging, connection, acceptance, realization and social upward mobility. We understand and present the concept of social exclusion like the consequence of a small income, poverty, unemployment, lack of social security, isolation and anomie. In this article, we present the social and political responsibility for the phenomenon of social exclusion and its influence on the children’s educa tional and psychosocial achievements.