Here is a list of projects that you can do with an Arduino that are fun ... but still very easy for the average person to do.

Wouldn’t it be great is you could also use the ’16u2 on the Uno or ... of example projects using this new bootloader to explode over the coming months. If you’re ever in an Arduino Demoscene ...

But we can’t deny this Arduino calculator project by [Danko Bertović] would ... For the user interface, [Danko] is using an array of 17 tactile switches for the keyboard and a very crisp ...

However, while the Uno is a helpful board for your beginner projects, it still has its limitations, so you can't just use it for every one of the Arduino DIY devices you plan on making.

“Uno R4 WiFi includes an error-catching mechanism that detects run-time crashes and provides detailed explanations and hints about the code line causing the crash,” according to Arduino – Electronics ...