Contemporary distance higher education is hinged on modern technologies to deliver purely online and blended modes of learning mostly through learning management system (LMS). This is to bridge the transactional gap between students and instructors as well as among students themselves. However, the use of technologies such as LMS for dispensing…

Case-based learning formats, in which relevant case information is provided just in time, require teachers to combine their scaffolding role with an information-providing one. The objective of this study is to establish how this combination of roles affects teacher behavior and that, in turn, mediates students' reasoning and problem solving. Data…