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Catherall, Robin W. – 1982
This exploratory study was aimed at uncovering children's beliefs and ideas about the human circulatory system. Thirty-two subjects, aged 7 to 14 years, were interviewed using a modification of Piaget's clinical method. The data were analyzed by developing a conceptual inventory of beliefs for each of five research questions. It was found that the…
Descriptors: Beliefs, Biological Sciences, Cardiovascular System, Cognitive Development