Problems surrounding curriculum and curriculum theories are analyzed from two different viewpoints: (1) the search for the identity of curriculum; and (2) the relationship between curriculum theory and practice. The present complexity and paradoxes to be found in curriculum are discussed. (CJ)

A history and analysis of science curriculum development is presented. Factors which influence the selection and organization of content in a science curriculum are discussed, including Macdonald's curriculum development models, propositions for curriculum development, and changes made in science curricula during the last century. (CJ)

A framework, for investigation and criticism of the various forms of reconceptual work on curriculum theory, is proposed. This framework facilitates the identification and discussion of curriculum theory issues that need further conceptualization. Sections discuss historical critique, extended critique, alternative methods, and an evaluation of…

A review of recent curricular research presents studies in the areas of: (1) psychological and epistemological foundations; (2) new developments (content of instruction, cognitive processing, and methodological re-direction); and (3) exemplary research programs on teacher behavior, pupils' prior conceptions in learning, and probelm solving. (CJ)