"gray K. Besonson"

Glows with Characteristic Brilliance!

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

This Fan Cart demonstrates Newton’s principle of action and reaction.

Closely wound steel helix for studying wave behavior.

Spare pith balls for pith ball electroscope.

Flash lamp bulbs perfect for simple circuit activities.

These ARE the micro:bits you've been looking for!

Multi-purpose drilled ball set ideal for pendulum experiments but can be used to meet a variety of lab needs.

Quality ceramic resistors, perfect for physics experiments.

Quality resistors for electrical experiments.