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Ibrahim, Bashirah; Ding, Lin; Mollohan, Katherine N.; Stammen, Andria – African Journal of Research in Mathematics, Science and Technology Education, 2016
Scientific reasoning is crucial to any scientific discipline. One sub-skill particularly relevant to the scientific enterprise is theory evidence coordination. This study, underpinned by Kuhn's framework for scientific reasoning, investigates how university students coordinate their self-generated theory and evidence in a physics topic (energy)…
Descriptors: Abstract Reasoning, Science Instruction, Physics, Task Analysis
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Ibrahim, Bashirah; Ding, Lin; Heckler, Andrew F.; White, Daniel R.; Badeau, Ryan – Physical Review Physics Education Research, 2017
We examine students' mathematical performance on quantitative "synthesis problems" with varying mathematical complexity. Synthesis problems are tasks comprising multiple concepts typically taught in different chapters. Mathematical performance refers to the formulation, combination, and simplification of equations. Generally speaking,…
Descriptors: Equations (Mathematics), Problem Solving, Mathematics Instruction, Task Analysis