This study explored teacher experience in leading Emergency Remote Teaching (ERT) in K-12 and conducting blended synchronous and asynchronous instruction during the COVID-19 pandemic. The study's purpose was to understand the pedagogical, technological, and organizational challenges and benefits of computing-enhanced digital learning environments,…

While tablets and lightweight laptops have become commonplace in the K-12 classrooms, previous studies have shown mixed results on the effectiveness of these mobile devices with respect to learning. Based on the "Substitution," "Augmentation," "Modification," and "Redefinition" pedagogical framework and the…

For effective communication and collaboration in learning situations, it is important to know what the collaboration partners know. However, the acquisition of this knowledge is difficult, especially in collaborating groups with spatially distributed members. One solution is the "Knowledge and Information Awareness" approach developed by…

Despite a steady supply of equipment and continuous training, teachers' use of computers for instruction seems to be limited. Whether the problem is due to teachers' ability or usage of computers for instruction is not well understood. In order to better understand the role of ability and usage in technology integration, teachers' proficiency of…

Conflicts occur when learners interact with pedagogical agents and virtual characters. Such conflicts--arising from technological limitations, psychosocial perceptions, and pedagogical inadequacies--hinder communication and interaction between virtual characters and learners, and impede successful engagement with learning tasks and experiences. To…