"dab SCIENTIFIC INC."

Excellent demonstration of compression for hooke's law. Approximately 300mm long with a 10mm diameter and wire of 19 SWG.

This wooden machine is elegantly designed and easy for students to use. Study levers and mechanical advantage both qualitatively and quantitavely.

Individual metal electrodes for electrochemical experiments.

Recreate the medieval weapon using counterweights.

Individual round glass lenses made with one flat side.