Developing the future scientists of tomorrow requires that the science teachers of today be well versed in the languages and practices of science. This may require in-service teachers to shift the way they think about learning and the role they play in their classrooms. One approach to helping teachers gain a sense of comfort with current science…

In science classrooms, the epistemic practices of explanation building and argumentation often extend over multiple episodes of talk during a single lesson or across several lessons. Analyzing this kind of discourse requires a way to identify patterns that emerge over time to better understand student participation and how teachers support…

This study investigated science classroom discourse in terms of the types of teacher discursive moves (TDMs) and the relationships between the types of TDMs and student-led cognitive contributions in different science concepts by considering the classroom context. An experienced seventh-grade science teacher and her 19 students were engaged in…

The importance of argumentation in science education is outlined and the relatively low level of argumentation typically observed in classrooms in the UK is noted, along with possible reasons for this. The research sets out to determine the extent to which primary school pupils engage in argumentation and to characterise their arguments in primary…