This paper presents learners' task results gathered by means of an example task-oriented environment for knowledge testing and processed by EXCEL. The processing is domain- and task-independent and includes automatic calculation of several important task and session's parameters, drawing specific graphics, generating tables, and analyzing 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…

Describes a study that examined the role of the computer with multimedia software in assessing the perception of the basic time concepts by children. Results indicated superiority in children's judgments when multimedia software was used and a positive correlation between age and comprehension. (Author/LRW)

This article describes a multimedia-based tutorial designed to teach basic concepts of telecommunications to university students and discusses an experiment that analyzed test scores of two sets of students, one using the tutorial and one learning in a traditional setting. No significant learning differences were found. (Author/AEF)