Any free websites to Learn how to play keyboard?

I've found an old keyboard and wondered if there are any free website to learn how to play?

Keyboards form part of the user interface and a keyboard problem can be very annoying. Sometimes the keyboard drivers can get corrupted. Some of the problems can be fixed . I have found the details given at http://fixit.in/keyboard.html is more useful. Try here, if you can what you are searching for...!

How to play Ego by Beyonce on Piano / Keyboard