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Direct linkZhang, Zhihui Helen; Linn, Marcia C. – Journal of Research in Science Teaching, 2011
This study explores the impact of asking middle school students to generate drawings of their ideas about chemical reactions on integrated understanding. Students explored atomic interactions during hydrogen combustion using a dynamic visualization. The generation group drew their ideas about how the reaction takes place at the molecular level.…
Descriptors: Middle School Students, Inquiry, Chemistry, Molecular Structure
Chang, Hsin-Yi; Linn, Marcia C. – Journal of Research in Science Teaching, 2013
Powerful online visualizations can make unobservable scientific phenomena visible and improve student understanding. Instead, they often confuse or mislead students. To clarify the impact of molecular visualizations for middle school students we explored three design variations implemented in a Web-based Inquiry Science Environment (WISE) unit on…
Descriptors: Scaffolding (Teaching Technique), Science Education, Visualization, Middle School Students
