"SCIENTIFIC hatchers"

Set of color filters to be used with ray box

Primary colors filter set.

Closely wound steel helix for studying wave behavior.

Closely wound steel helix for studying wave behavior.

Closely wound steel helix for studying wave behavior.

Closely wound steel helix for studying wave behavior.

Spare belt for Wimshurst machine. This item has two replacement belts, both of which have a 20" circumference.

Spare pith balls for pith ball electroscope.

Demonstrates static potentials.

Individual metal electrodes for electrochemical experiments.

Flash lamp bulbs perfect for simple circuit activities.

Diodes for PCB or panel mount.

Ideal for exploring force of friction.

This five-piece plastiic model is useful for illustrating the basic geologic concepts of folds and faults found in Earth’s crust.

Observe the density across different materials and sizes.

A classic and fun demonstration.