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In this video we learn that you should always use variables when programming instead of constants. This allows you to easily modify complicated programs. We start by writing a program the wrong way, and then show the good way using variables.

You can get the following Elegoo kit, to follow these lessons and play along at home
https://amzn.to/3c9SJrO

You can get more details about this lesson on our WEB site HERE:
https://toptechboy.com/arduino-tutori...

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#Arduino