"Avantor"

Investigate the kidney microscopically

Component of the urinary system

Abundant small black phenocrysts in a gray to brown matrix.

Demonstrate Real World Applications of Conventional Science

The activity includes one triple sheave, one double sheave, and two single sheave pulleys, as well as a beautifully illustrated activity guide with questions, making it ideal for single student study or as a demonstration unit.

Illustrates animal cell characteristics

Explore the hard outside bone layer that supports the body

An Example of a Calcareous Sponge

Important Organ for Manipulating Food in the Mouth and Sense of Taste

Coarse-grained plagioclase and pyroxene with some olivine.

Ectoparasite

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.

This real animal fur is for use in electrostatic experiments.

Dense and massive.

May Transmit Disease

Packages of approximately 100.