"Janitorial Supplies"

This set is economical, durable, and versatile.

All Types and Sizes for all Optical Applications.

Wide range of cubes for density experiments.

A must for your optics lab

Long, pure sounding aluminum tuning forks.

Demonstrate refraction and internal reflection.

Snap on battery connectors for your electronics projects.

Quality ceramic resistors, perfect for physics experiments.

Frosted acrylic lenses for optical experiments.

Quality resistors for electrical experiments.

Small electrolysis apparatus with beaker included.

Simple tool to explore the thermal properties of matter.

Compact electric storage for circuits.

Control the current direction in circuits.

Small temperature difference create motion in this unique engine.

Both versions of these economy tuning fork sets come with a mallet designed for one hard and one soft end for use with all frequencies of forks.