App Inventor — a Google cast-out that is now maintained by MIT — is a graphical tool that unlocks the power of an Android handset to those with the most basic of programming understanding.

It’s hard to imagine an easier way to set up communications between an Android device and an Arduino using Bluetooth than by following this guide. In the center of the breadboard you can see … ...

The wearable smart glasses are controlled by an Arduino Nano Every microcontroller combined with an HC-05 Bluetooth module, that enable the glasses to connect to the mobile app, while a small LiPo ...