It is a pretty common first project to use an Arduino (or similar) to blink an LED. Which ... We always like examples of doing more with less.

If you already uploaded the Blink example to your Arduino, you should see the LED start to blink. Both the LED on the Ardunio and the one on the breadboard should blink in unison. If not ...

As a perfect example, these LED “blinking eyes” were created by [Will Moser]. Using nothing more exotic than some bare LEDs, an Arduino, and a cardboard box, these little gadgets can quickly ...

1. Run Arduino. 2. Open the LED blink example sketch: File > Examples > 1.Basics > Blink. You should see a window like in Figure 2. 3. Choose Tools > Board, then select your board, like in Figure 3.