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Teig, Nani; Scherer, Ronny; Olsen, Rolf Vegar – International Journal of Science Education, 2022
A great number of studies have investigated science teaching and learning (STL) using data from the Trends in International Mathematics and Science Study (TIMSS) and Programme for International Student Assessment (PISA). Nevertheless, there is little effort to synthesise these studies. Reviewing the status of research on STL, including the trends,…
Descriptors: Research Reports, Teaching Methods, Learning Processes, Science Instruction
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Taber, Keith S.; Bricheno, Pat – International Journal of Science Education, 2009
The present paper discusses the conceptual demands of an apparently straightforward task set to secondary-level students--completing chemical word equations with a single omitted term. Chemical equations are of considerable importance in chemistry, and school students are expected to learn to be able to write and interpret them. However, it is…
Descriptors: Chemistry, Equations (Mathematics), Word Problems (Mathematics), Secondary School Students