This paper is a refinement of a model of conceptual learning and development presented initially as the Presidential Address to Division 15, Educational Psychology, of the American Psychological Association in September 1971 at Washington, D.C. Thus it supersedes the initial formulation in explicitness and detail. This paper explains the nature of…

This book deals with cognitive development from the perspective of the author's theory of conceptual learning and development (CLD) and from a Piagetian perspective. Chapter I provides an overview of CLD theory and also identifies and discusses the Piagetian constructs of stage, groupement structures, and equilibration. Chapter II focuses on the…

A model of conceptual learning and development that provides a framework for studying the course of cognitive development throughout the school years and also studying the learning concepts across short time intervals is discussed in this paper. The theory includes five main propositions. First, children learn four successively higher levels of…