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Direct linkAlkhawaldeh, Salem A. – Research in Science & Technological Education, 2007
The purpose of this study was to investigate the effectiveness of the conceptual change text oriented instruction over traditionally designed instruction on ninth grade students' understanding of the human circulatory system concepts, and their retention of this understanding. The subjects of this study consist of 73 ninth grade female students…
Descriptors: Foreign Countries, Grade 9, Human Body, Experimental Groups
