Student teacher learning is a key issue for further professional development. Literature on student teacher learning suggests that students learn about teaching and undergo professional transformation during their education. However, studies often focus on a certain time period and on how students should learn instead of how they actually do…

The aim of this study was to design a novel and holistic way to teach chemical bonding at the middle school level according to research on the teaching and learning of bonding. A further aim was to investigate high achieving middle school students' conceptual structures concerning chemical bonding by using a systemic perspective. Students in one…