During the last four decades, the results of a great deal of research have indicated that, prior to any formal instruction in physics, students hold scientifically incorrect ideas about physics concepts in general, and about the force and motion concepts in particular, the latter being considered central in science teaching. To these days,…

An inquiry attempted to build an agenda for research that would result in a cognitive theory of instruction capable of informing educational practice and extending the limits of knowledge about how people learn and develop. What would such a theory look like, how close are we to having one, and what directions must be followed to further its…

This paper takes the position that logical knowledge is distinct from conceptual and procedural knowledge and can make a unique contribution to the understanding of knowledge acquisition. This view of logical knowledge departs from the traditional Piagetian view of stages and the overriding view of logic as the sole means of constructing new…