Studies have indicated the importance of scaffolding in the problem-solving process, as well as the potential of integrating learning content into the troubleshooting tasks. However, few have explored in depth the learning process during troubleshooting via scaffolds while also taking students' cognitive load into account. To address this issue,…

This experimental study investigated the effects of the use of two versions of a pedagogical agent named personal instructing agent (PIA) on the mathematics performance of students. The first version exhibits synthetic facial expressions while the second version does not exhibit facial expression (i.e., neutral facial expression). Two groups of…

Videotaped observations were made of seventh and eleventh grade students using an instructional hypermedia system. Three profiles of hypermedia navigation emerged with each style characterized by distinct information processing strategies. Analysis of the characteristics of learners revealed that students within each profile group had similar…