The study aimed to examine and interpret the experiences of an experienced science teacher in Real Engagement in Active Problem Solving Model (REAPS) implementation conducted within the Electricity Unit through a validated pedagogical content knowledge (PCK) framework. To this end, the study examined the efforts of an experienced middle school…

Process Oriented Guided Inquiry Learning (POGIL®) as a collaborative inquiry method has been widely used in teaching chemistry to high school and college students. This paper presents the impact of POGIL on 65 middle school students' understanding about nature of matter. It is a quasi-experimental non-equivalent control group design study in which…

While professional development has been emphasised in many countries, few comparative studies have examined the degree of teachers' participation in professional development and its effect on teachers. Using the TIMSS 2007 data, this study analyses to what extent teachers participated in professional development in 50 TIMSS countries and examines…

Project-based learning offers the opportunity to apply theoretical and practical knowledge, and to develop the student's group working, and collaboration skills. In this paper we presented a design of effective computer class that implements the well-known and highly accepted project-based learning paradigm. A pre-test/post-test control group…