"Avantor"

Inexpensive but Important Apparatus

How can DNA help solve a murder mystery?

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.

Specimens to supplement the most widely-used college lab manual for physical geology.

Black Planaria are a flatworm commonly used in science fair projects. They do not bite and move very slowly, making them easy for young students to observe.

Illustrates Crystalline Structure

Both of these strains of Serratia marcescens are colorless mutants when plated alone, but when grown together, they produce a red pigment.

Section of infected pork.

Parasitic Fluke

Explore basic elements of forensic science.

Cellular slime mold. Demonstrates amoeboid state, pseudoplasmodial state, and fruiting body, or sorocarp.

Unusual glassy tubes of fused sand produced by lightning strikes in desert sediments. Average size: 1.5"- 2".

A quick and colorful demonstration of Mendel’s Law of Segregation.

Large, complete Middle Cambrian trilobite, with long genal spines. It measures 7¹/₂" in length on an 8¹/₄×10¹/₂" matrix. Resin. Newfoundland.

Hypsibius sp. The water bear is a complex animal representing the unusual phylum of Tardigrades, which contains about 400 marine, terrestrial, and freshwater species.

Clearly Presents Guidelines for Agarose and PAGE Procedures