Now that you have your materials ready, it's time to familiarize yourself with how to use them. Let's start with the UNO board. You'll typically only work with a few of its main parts: the USB ...

This Arduino-based Pomodoro timer project also uses this 25-minute cycle. Once you push the button to start the timer, it will run for 25 minutes, display a count-up timer and a "Study time!" ...