This article is concerned with "commonsense science knowledge", the informally gained knowledge of the natural world that students possess prior to formal instruction in a scientific discipline. Although commonsense science has been the focus of substantial study for more than two decades, there are still profound disagreements about its nature…

Suggests a framework for clinical teacher education (to be used in programs for prospective, beginning, and career teachers) that proposes context as a defining property and outlines seven critical features. Programs should be purposeful, participatory, knowledge-based, ongoing, developmental, analytical, and reflective. Includes 55 notes. (MLH)

Evidence for the superiority of guided instruction is explained in the context of our knowledge of human cognitive architecture, expert-novice differences, and cognitive load. Although unguided or minimally guided instructional approaches are very popular and intuitively appealing, the point is made that these approaches ignore both the structures…