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Scheiter, Katharina; Gerjets, Peter; Huk, Thomas; Imhof, Birgit; Kammerer, Yvonne – Learning and Instruction, 2009
Two experiments are reported that investigated the relative effectiveness of a realistic dynamic visualization as opposed to a schematic visualization for learning about cell replication (mitosis). In Experiment 1, 37 university students watched either realistic or schematic visualizations. Students' subjective task demands ratings as well as…
Descriptors: Multiple Choice Tests, Prior Learning, Visual Aids, Visualization
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Korner, Christof – Learning and Instruction, 2005
Hierarchical graphs represent relationships between objects (like computer file systems, family trees etc.). Graph nodes represent the objects and interconnecting lines represent the relationships. In two experiments we investigated what concepts are necessary for understanding hierarchical graphs, what misconceptions evolve when some of the…
Descriptors: Prior Learning, Misconceptions, Graphs, Concept Formation