Put your finger on the heart rate sensor in the base, and an Arduino Nano actuates a single servo to your own personal beat. We’d love to see it work overtime while someone gets worked up.

A unique project has been created by instructor balls member Sharathnaik, who has used a little Arduino Nano programming and 3D printed parts to create a unique heartbeat and visualiser.

And the Touch Board from Bare Conductive wants you to combine your DIY spirit with the ability to turn practically any surface into a sensor. At the heart is an Arduino compatible microcontroller ...