Conversational agents have been widely used in education to support student learning. There have been recent attempts to design and use conversational agents to conduct assessments (i.e., conversation-based assessments: CBA). In this study, we developed CBA with constructed and selected-response tests using Rasa--an artificial intelligence-based…

In the last decades, many education researchers have been trying to use computerized learning environments to enhance student learning. Without proper instructional supports and guidance, however, students often failed to acquire knowledge from computer-based learning activities. The objective of this study was to demonstrate how research-based…

Discussion of intelligent tutoring systems (ITS) focuses on ITS evaluation studies, particularly methodological issues. Topics include summative evaluation for efficiency; quantitative evaluation; formative evaluation; informal evaluation; cognitive mediation perspectives of evaluation; integrating cognitive theories into ITS; effectiveness of…