"The Mystery of Lyle and Louise"

Individual spherical glass lenses.

Makes demonstrations viewable by the entire classroom.

Ideal selection for use with a ray box.

Individual spherical glass lenses.

Provide a convenient way to illustrate the properties of lenses to students.

This muscular masterpiece is a detailed aid for anatomic demonstrations.

All Types and Sizes for all Optical Applications.

These African clawed frogs are entirely aquatic and thrive in an ordinary freshwater aquarium. They are often used in developmental studies and genetic experiments.

Plates include a large hole in the center and numerous 5 mm diameter perforations. Glazed on one side.

UniStore™ carboys are made with premium virgin-grade resins to deliver superior durability, safety, and reliability.

These stoppers are made of a superior grade of rubber that has softness, resiliency, and durability.

Double convex lens for optics experiments.

What are the forces that shape our world?

Molded Polyethylene.

Smarter Design Makes Fish Keeping Easy.

Also Called a Synizetic Knot