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In this kit, ½ wavelengths are measured and used to determine the relationship between wavelength, frequency, and velocity.
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This 3-part lab covers selectively permeable cell membranes, hydrophilic interactions, and cell surface area to volume ratio.
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Insert a sugar solution into the 16" clear tube, lower the membrane end into the jar of water, and watch the water level rise.
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Study Several Factors That Affect the Density of Water
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In this activity, designed by Rick Crosslin, students separate microfossils from an Ordovician-age dry clay soil sample and then observe them using ha...
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Uncover Mysterious Microfossil Clues
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What can urine tell us?
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The discovery of synthetic polymers (long chains of carbon) led to the development of thousands of useful products such as nylon and polystyrene.
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Illustrate Electrostatic Propulsion and Repulsion
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Teach students how heat travels!
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Weave a Food Web for Understanding
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Study Sediment Deposition, Transport, and Distribution
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What's the Difference Between an Element and a Compound?
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Working Solar Collector That Students Construct and Monitor.
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Somewhere Over the Rainbow Chemistry Lessons Fly.
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Students gain a better understanding of the structure of matter.
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