"WardsSci000615"

Ball and Ring Apparatus demonstrates thermal expansion.

This diver set expresses the effects of air pressure and buoyancy.

Employs Guericke’s Method for Demonstrating the Force of Atmospheric Pressure.

Sized For Student Use.

This unit visually reinforces heat conductivity lessons.

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

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

A new way to demonstrate thermal expansion in a metal.

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

Bimetallic strips attached to wooden handle to study thermal energy.