I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. After some searching, I ended up using a microcontroller ... Here is ...

Here is a list of projects that you can do with an Arduino that are ... than just connecting sensors, but still very easy for ...

So you've already outgrown Arduino's most beginner-friendly board, the Uno, and are looking to move on to bigger, more exciting projects ... sensors. That means there are many applications you can ...