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Catalog Number:
(470024-174)
Description:
This simple demonstration of the relationship between adaptations and natural selection gets students away from their desks.
Description:
Slaty cleavage; contains hematite.
Description:
Spinel group; iron-black, massive; natural magnet.
Catalog Number:
(470105-828)
Description:
Students use the manipulatives in this activity kit, developed by Teacher Carole MacMullan, to depolarize and repolarize a neuron as they model sodium and potassium ion movement through gated channel proteins embedded in the plasma membrane of a neuron.Â
Catalog Number:
(470023-908)
Description:
Highlights Protein Gels Safely, in 30 Minutes
Description:
Named for their food preference of milkweed seeds, these colorful Hemipterans demonstrate simple metamorphosis and sucking mouthparts.
Catalog Number:
(470025-038)
Description:
When minerals, rocks, and fossils cannot be accurately identified by macroscopic observation and testing, thin section slides can reveal the composition and structure of the specimens on a microscopic level.
Catalog Number:
(470014-862)
Description:
Simple yet versatile, for a variety of investigations.
Catalog Number:
(470027-996)
Description:
For a superior view of cat skeletal anatomy, our painstakingly prepared and mounted cat skeleton is a must.
Catalog Number:
(470179-156)
Description:
All microbial cultures undergo an extensive quality control program prior to releasing for sale, so they are guaranteed for purity as well as for species.
Description:
Normal flora of respiratory tract. Beta-lactamase positive. Also known by the name Branhamella catarrhalis
Description:
Teach your students about the complete metamorphosis of an insect with these mealworms.
Catalog Number:
(470226-462)
Description:
Introduce your students to rocks formed from the cooling of magma and lava.
Catalog Number:
(470029-448)
Description:
This detailed model, enlarged 180x and depicted to scale, simplifies lessons on the digestive system.
Description:
This North American Diplopod makes a great classroom pet and can be used in behavioral studies.
Catalog Number:
(470015-288)
Description:
Bundled for Convenience
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Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the
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