Argumentation, as a kind of classroom discourse, is beneficial for establishing mathematical knowledge taking place in classroom conversations. It can enhance learners' development of subject matter knowledge. Hence, this case study was designed to examine the effect of argumentations on developing subject matter knowledge in detail in…

Design-based learning (DBL) has been considered a useful approach in teacher education because of its emphasis on the investigation of technology integration problems in design processes. Despite recent interest in understanding how technological, pedagogical, and content knowledge (TPACK) translates to action, limited research exists on how TPACK…

For the thirty-seventh year, the Research and Theory Division and the Division of Instructional Design of the Association for Educational Communications and Technology (AECT) sponsored the publication of these Proceedings. Papers published in this volume were presented at the annual AECT Convention in Jacksonville, Florida. This year's Proceedings…