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Chen, Chien-Hsien; She, Hsiao-Ching – Educational Technology & Society, 2012
This study reports the impact of Recurrent On-Line Synchronous Scientific Argumentation learning on 8th grade students' scientific argumentation ability and conceptual change involving physical science. The control group (N = 76) were recruited to receive conventional instruction whereas the experimental group (N = 74) received the Recurrent…
Descriptors: Foreign Countries, Web Based Instruction, Scientific Concepts, Persuasive Discourse
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Nelson, Brian C.; Erlandson, Benjamin E. – Educational Technology Research and Development, 2008
In this paper, we explore how the application of multimedia design principles may inform the development of educational multi-user virtual environments (MUVEs). We look at design principles that have been shown to help learners manage cognitive load within multimedia environments and conduct a conjectural analysis of the extent to which such…
Descriptors: Virtual Classrooms, Cognitive Processes, Difficulty Level, Multimedia Materials