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Direct linkHewson, Mariana G.; Hewson, Peter W. – Journal of Research in Science Teaching, 2003
One of the factors affecting students' learning in science is their existing knowledge prior to instruction. The students' prior knowledge provides an indication of the alternative conceptions as well as the scientific conceptions possessed by the students. This study is concerned primarily with students' alternative conceptions and with…
Descriptors: Foreign Countries, Prior Learning, Scientific Concepts, Experimental Groups
