The purpose of this research was to examine differences between students at high and low levels of interactions, their perceived online presence (teaching, cognitive, and social), and the level of actual cognitive presence in asynchronous case-based discussions. The results revealed that among three online presences, teaching presence was the…

Computer-supported collaborative argumentation is an online activity that can engage students in deep discussion and analysis of complex problems. Given the potentially confrontational nature of argumentation, using polite language becomes a strategic approach to prevent breakdowns in group communication and nurture productive dialogues. This…

Blended learning is an effective approach to instruction that combines features of face-to-face learning and computer-mediated learning. This study investigated the relationship between student perceptions of three types of interaction and blended learning course satisfaction. The participants included K-12 teachers enrolled in a graduate-level…