Education for sustainable development (ESD) is intended to enable individuals to shape a fair and sustainable society. Implemented at schools, ESD addresses specific topics, e.g. "globalization" or "pollutants in clothing". This study investigates what challenges are connected with such issues in class and how students deal…

When teachers or instructors create computer-based learning environments, they often solely consider technical aspects of interactivity. As a consequence, learners' main role is to respond to requests of the learning environment (e.g. by answering multiple-choice questions). This aspect of interactivity is, however, not sufficient to understand…