"activities&amp"

Excellent pads for friction rod experiments

This apparatus is used to study the current Vs voltage characteristics of CdS photo-resistor at constant irradiance and to measure the photo-current.

Quality electromagnet.

Six aluminum replacement leaves for the Electroscope Assembly without Flask.

Simple and Inexpensive

Classroom Package of Large Needles

Obtain quantitative data for electrostatic experiments

Variable Speed at Your Fingertips

Every color of the rainbow available!

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

Adjustable for Precision

Used to Detect Electrostatic Charge

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

Economical yet Sturdy

Bigger design for easy connections.

A bare copper wire of the highest quality. Available in several standard AWG sizes.