"Avantor"

Parasitic Nematode

An Ectoparasite

What's the Difference Between an Element and a Compound?

In this hands-on lab activity, students will learn how to use a digital camera to document all aspects of a crime scene like a professional.

Demonstrates Structures of the Compound Eye

The nation's most exciting science competition now has kits for at-home use!

An economical set of durable sieve that will hold up to tough use.

The most popular Geoblox models, now in a discounted bundle.

Design and conduct an experiment that analyzes the motion of a conical pendulum.

Small fossil shrimp.

Matter has mass and takes up space. With this exciting kit, students explore the relationship of mass and volume using a spring scale and hook weights and observations.

Realistic And Accurate, Cast From An Actual Specimen

Freshwater algal structures in chert. Average size: 3" x 4".

Topotown gives students the chance to build a 3-D model of a town with hills, valleys, lakes, rivers or streams, highways, streets, houses, barns, stores, and schools.

Commonly Occur in Sphagnum Bogs

No Lancefield group shown, alpha hemolysis. Bile solubility test positive, optochin sensitive. Causes pneumonia.