The social dimension of chemistry is relevant and present in numerous socio-scientific issues, for example, the use of plastics. These issues can be covered at school by implementing strategies such as role-playing, which allow different perspectives to be understood, thereby helping to promote changes in attitude. This paper presents a…

Introduction: Students usually answer comprehension questions from texts as part of their academic activities. Elaborated Feedback (EF) has been found to be relatively effective to improve comprehension and learning from texts. However, there is little research on how computer-based feedback influences the question-answering process. This study…

The Second International Conference on Educational Data Mining (EDM2009) was held at the University of Cordoba, Spain, on July 1-3, 2009. EDM brings together researchers from computer science, education, psychology, psychometrics, and statistics to analyze large data sets to answer educational research questions. The increase in instrumented…