The issue of whether or not early adolescence is a transitional or stable period of development may be dependent on our ability to describe ways in which early adolescents are quantitatively and qualitatively different from when they were children and how these early adolescent characteristics are forerunners to the more elaborate constructs of…

The use of symbols in the play of young children during the preoperational period of cognitive development provides the foundation in representation that will be needed later when using higher abstract forms such as written words. (JN)

There is a great need for theoretical frameworks to generate research that could help to guide the development of teacher education programs. Studies of successful adult functioning in complex careers support the construct validity of developmental stage as predictor. (JN)

Strategies for promoting moral development in early adolescence reviewed include the "plus-one" model, Deliberate Psychological Education, didactic courses in social studies, and a high school Just Community on moral reasoning. (CJ)

The educational implications of Piaget's concept of intelligence provide a framework for the application of theory to educational practice. The uniqueness of individual learning is compared to stage-based teaching. Social interaction is viewed as one of the major forces in cognitive development. (JN)

This article elaborates on three principles which are the foundation of the developmental approach to early childhood education. These principles are multiage grouping, nongraded curricular materials, and interactive teaching. (IAH)