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Rutherford's Enlarged: A Content-Embedded Activity to Teach about Nature of Science
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This paper describes a working-model demonstration of Ernest Rutherford's 1911 experiment about the nature of atoms.
Atmosphere Composition Model
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In this activity, learners create a model using metric measuring tapes and atmosphere composition data.
Clipper Creations
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In this activity, learners create a working model of a nail clipper. This activity helps learners learn the basic principles of simple machines, engineering design and model building.