"bouteille de gaz"

Bring the 2nd Law of Thermodynamics to life.

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.

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