"gel+box"

Realistic and easy to use.

Gray, fine to medium-grained “Berea grit”.

This specimen block features a real fish skeleton.

Blue fluorapatite, pure crystalline, Moh's hardness of 5.

Pink and gray bands, with biotite; shows good foliation.

Red, earthy, in natural chunk form; common pigment ore.

A crime has occurred in your classroom!

Antibiotic-resistant bacteria have been traced to one farm and neighbors are concerned.

Learn about separation science through electrophoresis with colored dyes to show molecular movement.

An Interactive DNA Investigation

Coarse, 'salt and pepper': dark pyroxene and light andesine. Provides perfect representation of an intermediate igneous rock.

Clear rhombs showing double refraction.

Demonstrate the proper procedures used to prevent the spread of infectious disease with this compact handwashing kit.

The essential tools of molecular biology in one handy bundle!

Examine how genetic variations affect our ability to perceive the world around us.

Feldspar group; pink cleavages showing perthitic texture, common potassium feldspar, Mohs’ hardness of 6.