Item Number :
(470101-696)
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Developed in collaboration with Dr. Martin K. Nickels, Professor of Physical Anthropology at Illinois State University, this Hominid Skull Comparison ...
Item Number :
(470100-860)
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Groundwater Flowmeister Kit, Each
Item Number :
(470101-098)
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In this kit, ½ wavelengths are measured and used to determine the relationship between wavelength, frequency, and velocity.
Item Number :
(470014-948)
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Safe and Convenient Visual Presentation
Item Number :
(470102-562)
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This 3-part lab covers selectively permeable cell membranes, hydrophilic interactions, and cell surface area to volume ratio.
Item Number :
(470005-200)
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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.
Item Number :
(470015-212)
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Study Several Factors That Affect the Density of Water
Item Number :
(470007-228)
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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...
Item Number :
(470023-788)
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Uncover Mysterious Microfossil Clues
Item Number :
(470190-700)
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What can urine tell us?
Item Number :
(470003-738)
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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.
Item Number :
(470101-568)
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Teach students how heat travels!
Item Number :
(470003-682)
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Illustrate Electrostatic Propulsion and Repulsion
Item Number :
(470004-544)
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Gain an Appreciation for the Complexity of Agriculture
Item Number :
(470003-706)
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This machine, designed by teacher Bruce Yeany, offers a hands-on demonstration of the relationship between the moment of inertia and the distribution ...
Item Number :
(470152-836)
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Students gain a better understanding of the structure of matter.