Build yourself datalogger, PC measuring card or demonstrational device with big display!

This page describes simple devices intended for the support of chemistry teaching, based on popular platform Arduino (microprocessor board available for $10) and other affordable parts.
Complete and commented source codes are ready for uploading to Arduino card and you can start your measurements in no time!

-200 to 1400°C thermometer

Liquid nitrogen or flame of Bunsen burner? No problem! 1.2" LED display easily legible from any place in class.


Demonstration stopwatch

With big display easily readable from whole classroom