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Peer reviewedHibbard, K. Michael; Novak, Joseph D. – Science Education, 1975
The treatment group of first-graders received audio-tutorial instruction in the particulate nature of matter; the control group received audio-tutorial instruction in a nonscience subject. The treatment group used a particulate model to explain the nature of smells much more effectively than the control group. (MLH)
Descriptors: Educational Research, Elementary Education, Elementary School Science, Instruction
