"The Mystery of Lyle and Louise"

Demonstrates operation of motors and generators.

Illustrate Electrostatic Propulsion and Repulsion

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

Investigate flowering plant meiosis

Sand, pebbles, and gravel are all ideal for earth science experiments and simulated excavations.

This is a classic example of thermodynamics in action.

Agent of Lyme Disease in Humans

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.

Ectoparasite of Wild and Domestic Dogs

Formalin Preserved

Formalin preserved land snails. Available in jars or pails.

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.

Capable of up to eight hours of continuous use, the Portable Pipet-Aid can dispense liquids over 2000 times without recharging.

Two or more magnifiers may be snapped together to produce increased magnification and to illustrate the principles of compound lenses.

Sturdy Hand Pump Features Hose Connectors For Vacuum And Pressure