"SCIENTIFIC hatchers"

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.

Observe the density across different materials and sizes.

A classic and fun demonstration.

Used to study static and friction.

Efficiently illustrates the various types of diffraction.

Investigate horizontal and vertical motion.

This transparent overflow can is graduated to 125 ml and includes an attached spout.

Complete set of springs for investigating Hooke's law.