This article reports the findings of Phase II of our study of student use of web-based tutorial materials for general chemistry and student understanding of chemistry concepts. We have found that students who use the web site valued the aspects of visualization of chemistry concepts and availability of materials online. In our analysis of student…

This investigation presents a DFPN (Dynamic Fuzzy Petri Net) model to increase the flexibility of the tutoring agent's behaviour and thus provide a learning content structure for a lecture course. The tutoring agent is a software assistant for a single user, who may be an expert in an e-Learning course. Based on each learner's behaviour, the…