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…

The purpose of this study is to examine the difference in effectiveness between two on-line scientific learning programs--one with an argumentation component and one without an argumentation component--on students' scientific argumentation ability and conceptual change. A quasi-experimental design was used in this study. Two classes of 8th grade…

A comparison of three popular computer programs for text analysis examined their effectiveness in analyzing texts written by students of English as a Second Language (ESL). Results indicate occasional incorrect advice and emphasis on relatively trivial issues, raising doubts about their effectiveness as a stand-alone revision aid for ESL writers.…

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…