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Ocean Acidification in a Cup
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Ocean acidification is a problem that humans will have to deal with as we release more and more carbon dioxide into the atmosphere.
Desert Water Keepers
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In this outdoor, sunny day activity, learners experiment with paper leaf models to discover how some desert plants conserve water.
Soap-Film Interference Model: Get on our wavelength!
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By making models of light waves with paper, learners can understand why different colors appear in bubbles.
Radioactive-Decay Model: Substitute coins for radiation
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Get a roll of pennies, throw them on the ground, then remove those that only show tails, and repeat with the ones left over.
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.
Scale Models
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In this activity, learners explore the relative sizes and distances of objects in the solar system.