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Range, –40 to 50° C. A simple sling psychrometer, de..
Soil testing in 3 easy steps. Just mix soil with wat..
Uncover and identify authentic animal and plant foss..
These colorful teaching models are designed specific..
Through this interactive board game, students explor..
Labeled chart contains examples of igneous, metamorp..
Labeled chart contains examples of igneous, metamorp..
A unit of study designed to give students a hands-on..
Help your students gain a better understanding of th..
The concept behind the Rock Detective Kits is simple..
Grades 5-12. The concept behind the Rock Detective K..
Estwing. Useful for digging in loose rock and soil. ..
A useful kit for both rock and mineral identificatio..
A collection of 100 specimens which aid in comparing..
Estwing. Protect your eyes from debris and specimen ..