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Petrich, James A.; Montague, Earl J. – Journal of Research in Science Teaching, 1981
Investigated is the effect of organization and accuracy of detail in instructional aids on the achievement of college students (N=54) in a freshman chemistry lecture course. It is indicated that aids may impede learning by decreasing students' involvement in auditory and semantic encoding during lectures. (Author/DS)
Descriptors: Academic Achievement, Chemistry, College Science, Course Organization