"Wards"

Hooke's Law apparatus, includes weights for demonstration.

Hooke's Law spring set with variety of spring constants.

Steel inclined plane with accessories.

Plastic disc to demonstrate rotational energy.

Force table is inexpensive and light in weight.

High quality linear expansion apparatus to study thermal expansion.

Brass ball mounted on brass rod for thermal expansion experiments.

Bimetallic strips attached to wooden handle to study thermal energy.

Apparatus to study convection of gas.

Radiometer with four lightweight metal arms.

Metal cylinder set for demonstrating density investigation and specific heat experiments.

Plane mirrors for studying optics.

Plane mirrors for studying optics.

Set of color filters to be used with ray box

Primary colors filter set.

Closely wound steel helix for studying wave behavior.