Recent research indicated that students' ability to construct evidence-based explanations in classrooms through scientific inquiry is critical to successful science education. Structured argumentation support environments have been built and used in scientific discourse in the literature. To the best of our knowledge, no research work in the…

Virtual Learning Environments (VLEs) are increasingly used by Higher Education Institutions to manage and enhance teaching and learning, and research. Discussion, chat, scheduling, and other collaboration tools make VLEs especially useful systems for designing and managing complex group projects. In the spring semester of 2006, students at the…

This article presents sets of observations and recommendations for Web-based distance learning, based on formative and summative performance and opinion data collected from participants involved in the design, development, and utilization of Wired Class, a Web-based learning environment that was developed to teach mathematics to Egyptian secondary…