In a design-research project on problem-solving, theory-based and practice-oriented materials were developed with the goal of fostering systematical development of students' problem-solving competence in a targeted manner by learning heuristics. Special attention was given to working backward strategy, which has been shown difficult for students…

The purpose of this study was to examine students' understanding of argumentation when talk and writing were provided as learning tools, as well as to explore how talk and writing can best support students' construction of scientific knowledge. Most current studies have examined discourse patterns over a short interval of only a few class periods…

This heuristic narratological inquiry used video-taped interviews and observations to explore the experiences of 145 urban students in grades one through six who also represented diverse cultural and linguistic backgrounds. The goal of the study was to identify curricular and pedagogical strategies that enhance what students love about school,…