This article reports a theoretically based study on the model of development of epistemological understanding proposed by Kuhn (2000) [Kuhn, D. (2000). Theory of mind, metacognition, and reasoning: A life-span perspective. In P. Mitchell & K. J. Riggs (Eds.), "Children's reasoning and the mind" (pp. 301-326). Hove, UK: Psychology…

This paper reports on a qualitative study of children's discourse-reasoning about knowledge objects emerging when the classroom becomes a community of discourse. Its purpose was to analyze metacognitive reflections with respect to the steps of the argument. Within science education classes, a part of a wider ecological curriculum was implemented…

Reports on a qualitative study of teaching-learning by analogy that explores whether fifth-grade students' successful use of analogy in learning science was related to their understanding of a specific analogy; their metacognitive awareness of how the analogy was to be used and of the changes produced in their conceptual structures. (57…