Let’s start with a LED – but first, build the breadboard

 

What is a breadboard?? It looks kinda scary???

 

Now, what’s up with a LED?

 

 

How to read a resistor?

 

Now, let’s look at the GPIO pins:

 

Now the code!

https://grantwinney.com/hello-world-for-the-raspberry-pi-making-an-led-blink/