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A Simple Activity to Facilitate Proportional Reasoning in the Contexts of Density, Dissolving, and Nanoparticles
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Hamed, Kastro – Journal of College Science Teaching, 2008
To address the confusion resulting from difficulties with proportional reasoning among preservice physical science students, a cube-assembly activity was used to bring a sense of concreteness to abstract ideas. The activity took students from the concrete step of assembling cubes of various sizes and directly measuring their properties to slightly…
Descriptors: Physical Sciences, Scientific Concepts, Mathematical Concepts, Science Activities