"WardsSci000475"

Useful for exploring the build-up of static electricity in physical science classrooms.

Economical yet Sturdy

Teach About Gravity

For Versatile Optical Applications

This aluminum tuning fork has sliding weights on each tine.

What Happens When You Combine All Colors of Light?

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

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. 

All Types and Sizes for all Optical Applications.

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