"Dessus de bouchon"

Bring the 2nd Law of Thermodynamics to life.

Ball and Ring Apparatus demonstrates thermal expansion.

The Precision Linear Expansion Apparatus produces accurate determinations of the coefficient of expansion.

Effective Method of Showing Normally Invisible Currents

Brass ball mounted on brass rod for thermal expansion experiments.

Bimetallic strips attached to wooden handle to study thermal energy.

This is a classic example of thermodynamics in action.

Sized For Student Use.

A new way to demonstrate thermal expansion in a metal.

The Student Double-Wall Calorimeter is an inexpensive necessity for your experiments.

This unit visually reinforces heat conductivity lessons.

Radiometer with four lightweight metal arms.

Demonstrate transformations of energy - thermal, electric, and kinetic - with this amazing device.

Vivid Illustration of Thermoexpansion.

The Student Coin and Feather Tube shows the two items in a vacuum, falling at the same rate.

Ice Melting Blocks are a unique way to teach principles of conductivity of heat and the scientific method.