"WardsSci000475"

Ideal for Collision and Pendulum Demonstrations

Economical and effective.

Vivid Illustration of Thermoexpansion.

For all Optical Applications

A must for your lab

Simple Calorimeter to Measure Heat in Many Applications

Six aluminum replacement leaves for the Electroscope Assembly without Flask.

High Quality and Economical

These free-running plastic pulleys are durable in design.

For Versatile Optical Applications

Economical yet Sturdy

Teach About Gravity

What Happens When You Combine All Colors of Light?

The 4 decade resistance box is a handy and convenient way to investigate resistance.

These long-lasting aluminum tuning forks have a full sound.

Operates 1/2 to 3 volts, 100ma start-up / runs at 15ma no load.  Strong torque - 300 RPM @ 1/2 volt. Great for gear drives.  2mm shaft dia. Size 1 1/4" dia x 1 1/4" long.