The introduction of the new Teacher Career Model, the School Inspectorate and the Complex School Assessment imply the basic question "What makes a good teacher?" The scholars have been focusing on the issue for a long period of time. The target of the recent studies is the teachers', school principals' and the teacher students' beliefs.…

Students' inaccurate ideas about what is represented by chemical equations and concepts underlying stoichiometry are well documented; however, there are few classroom-ready instructional solutions to help students build scientifically accurate ideas about these topics central to learning chemistry. An intervention (two inquiry-based activities)…

Sustained professional development can support STEM (Science, Technology, Engineering, and Mathematics) reform. The authors describe a 3-year study of sustained professional development for 3 diverse urban schools across the salient factors of fidelity of implementation of project-based learning, development of professional learning communities,…

Study aim: To determine if pupil physical activity and Body Mass Index classifications maintained or improved after a one-year professional development program involving both classroom and physical education teachers. Guskey's model of teacher change guided this study. Material and methods: Indigenous children from ten schools (N = 320) in grades…

Recent studies on professional development programs indicate these programs, when sustained, have a positive impact on student achievement; however, many of these studies have failed to use longitudinal data. The purpose of this study is to understand how one particular instructional practice (STEM PBL) used consistently influences student…

This study investigated the effect of two models of professional development concerning Assessment for Learning on teacher perception of the effectiveness of Assessment for Learning strategies and student achievement as measured by standardized Georgia End of Course Tests. The study hypothesized that a positive relationship exists between teacher…