Describes action research on the efficacy of problem-based learning using a hermeneutic dialectic methodology. Focuses on the emergence of students' critical-thinking skills, the relevance of science concepts taught, the interdisciplinary nature of the problems addressed, and the changing roles of the teacher and students. Reports that the course…

This paper presents a social reconstructionist model of supervision. The model connects schools and society, and considers the vital role teachers, students, staff, and others play in developing, designing, and implementing reforms in school and society. The model is based on the philosophy of social reconstructionism, which views schools as…