Developing a science Learning unit to enhance secondary school students' understanding of a chemical reaction based on the constructivist approach

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Wasana Keeratichamroen Developing a science Learning unit to enhance secondary school students' understanding of a chemical reaction based on the constructivist approach. Thesis (Ph.D. (Science and Technology Education))--Mahidol University, 2010. Retrieved from: https://repository.li.mahidol.ac.th/handle/20.500.14594/89263

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