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Direct linkNottis, Katharyn E. K.; Kastner, Margaret E. – Journal of Science Education and Technology, 2005
Many topics in chemistry are difficult for learners to understand, including symmetry. Reasons for this difficulty include its multi-level content, instructional methodologies utilized, and learner variables. This study examined the effect of initial instructional modality and prior knowledge on learning of point group symmetry. Forty-four…
Descriptors: Prior Learning, Lecture Method, Comparative Testing, Pretests Posttests
