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Joki, Jarkko; Aksela, Maija – Chemistry Education Research and Practice, 2018
Teaching chemical bonding using the octet rule as an explanatory principle is problematic in many ways. The aim of this case study is to understand the learning and teaching of chemical bonding using a research-informed teaching model in which chemical bonding is introduced as an electrostatic phenomenon. The study posed two main questions: (i)…
Descriptors: Chemistry, Scientific Concepts, Science Instruction, Teaching Methods
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Li, Xia; Chi, Liping; DeBey, Mary; Baroody, Arthur J. – Early Education and Development, 2015
Research Findings: The present study involved using a questionnaire to investigate the mathematics teaching practices of 74 U.S. and 67 Chinese early childhood teachers. Quantitative and qualitative analyses yielded several key findings. First, U.S. teachers are less intentional in mathematics teaching than their Chinese counterparts.…
Descriptors: Early Childhood Education, Mathematics Instruction, Questionnaires, Educational Practices