Although peer feedback has been proposed as an instructional strategy for cultivating critical thinking, high-quality peer feedback is difficult to obtain. Regulation scripts are a promising scaffold for this activity. Besides, few previous studies have explored the dynamic relationship between feedback content and critical thinking. Therefore,…

Conceptualising peer assessment as a dialogue is expected to bring many benefits for learners. However, open-ended dialogue still faces many challenges in learning effectiveness because superficial feedback contents, resistance to critical thinking and distrust of peers' assessments may negatively affect learners' performance in their…

In science classrooms, technology affordance varies depending on device-student ratios (DSR) and the ways virtual manipulatives on mobile devices are used. Additionally, external scripts (ES) are widely used to promote effective group interaction in collaborative learning. Therefore, this research explored the influence of DSR and ES on…