"The Mystery of Lyle and Louise"

Strong aluminum alloy extends the length of lab frame rods.

A Graphic Look At Key Science Concepts

Highly absorbent non-stick pads are designed to protect wound sites.

Students use the St. Louis Demo Motor to research fundamental principles of electric motors and generators.

Demonstrates operation of motors and generators.

In this kit, ½ wavelengths are measured and used to determine the relationship between wavelength, frequency, and velocity.

Enough materials for an entire unit on crime scene investigation.

Camponotus. They are notorious for invading houses and destroying wood. Size: 1/4– 3/8".

This is a classic example of thermodynamics in action.

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

This kit is an excellent addition to any elementary school classroom, or middle and high school life science classrooms.

This hand-driven centrifuge is ideal for simple classroom demonstrations.

Easy to use microtome to prepare slide sections.

We’ve assembled this special Fossil Study Pack to make your classroom activities on ancient life both rewarding and more cost effective.

Red, medium, to coarse-grained iron oxide cement; shows hematite bands.

No power needed other than imagination and muscle.