Promoting teachers to lead classroom discourse effectively is a relevant topic for teacher professional development worldwide. This study compares the impacts of two teacher professional development programmes that aim to support teachers in their classroom discourse practices. In one programme, an adaptive and practitioner-led approach was…

One benefit of working in groups is that group members can learn from each other how to perform the task, a phenomenon called group-to-individual transfer (G-I transfer). In the context of quantitative judgments, G-I transfer means that group members improve their individual accuracy as a consequence of exchanging task-relevant information. This…

Students benefit from collaborative learning activities, but they do not automatically reach desired learning outcomes when working together (Fischer, Kollar, Mandl, & Haake, 2007; King, 2007). Learners need instructional support to increase the quality of collaborative processes and individual learning outcomes. The core challenge is to find…