"The Mystery of Lyle and Louise"

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

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

The rubber bands contain latex and is ideal for geoboards and use in office or classrooms.

Alliance® industrial rubber band with mid-range rubber content, high tensile strength and good firm strength.

Demonstrate the transformation of energy.

Formalin Preserved

Agent of Lyme Disease in Humans

Explore section slide making

Plant Pest

Compact unit to record industrial events, receive lab samples, take surveys, inventory items, total drops of liquid, count occurrences, and more. Made of metal for reliability, long life, and hard use. The rugged, heavy-duty chrome-finished case has a hinged finger loop for a sure grip.