The website Reddit has received scant attention from educational researchers despite the presence of numerous teaching-related subreddits that host thousands of threaded conversations. The purpose of this study was to provide an initial comparison of discussions occurring in several different affinity spaces on Reddit. Because of the lack of…

This study examined preservice teachers' problem-solving skills through the use of an online video case study. Eighty preservice teachers participated in the study with a three-level video presentation by a two-grade-level between-subjects factorial design. The study incorporates a content analysis framework to examine both the components and the…

Thirty-seven graduate students in two course sections were required to contribute to the online discussion of an instructional design case study. The discussion forums required different participation protocols; students in section one implemented a constructive argumentation approach while students in section two had less structure for their…