The Elementary School Teachers' Understandings about the Characteristics of Currents according to the Connection Methods of Batteries in Simple Electric Circuits (전지의 연결방법에 따른 전류의 특성에 대한 초등교사들의 이해도)
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- Journal of Korean Elementary Science Education
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- v.33 no.2
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- pp.335-351
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- 2014