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Revising the Redundancy Principle in Multimedia Learning
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Mayer, Richard E.; Johnson, Cheryl I. – Journal of Educational Psychology, 2008
College students viewed a short multimedia PowerPoint presentation consisting of 16 narrated slides explaining lightning formation (Experiment 1) or 8 narrated slides explaining how a car's braking system works (Experiment 2). Each slide appeared for approximately 8-10 s and contained a diagram along with 1-2 sentences of narration spoken in a…
Descriptors: Multimedia Instruction, Epistemology, College Students, Multimedia Materials
Quantitative and Qualitative Effects of Repetition on Learning from Technical Text.
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Bromage, Bruce K.; Mayer, Richard E. – Journal of Educational Psychology, 1986
In three experiments, subjects listened to a taped lecture on the topic of exposure meters for 35-mm cameras and were tested after one, two, or three presentations. Results suggest that repetition produces both a quantitative increase in amount learned and a qualitative change in the reader's processing strategy. (Author/LMO)
Descriptors: Advance Organizers, College Students, Higher Education, Learning Processes
Cognitive Constraints on Multimedia Learning: When Presenting More Material Results in Less Understanding.
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Mayer, Richard E.; Heiser, Julie; Lonn, Steve – Journal of Educational Psychology, 2001
Presents research on and discusses the redundancy effect, consistent with a dual-channel theory of multimedia learning in which adding on-screen text can overload the visual information-processing channel, causing learners to split their visual attention between two sources. In research, lower transfer performance also occurred when interesting…
Descriptors: Cognitive Processes, Higher Education, Information Theory, Multimedia Instruction