Do you know Duolingo?

Do you know Duolingo?
It's an app game to learn a language.
I really loving it.
It's so much fun.
And I can continue to learn.
It's power for me to keep learning.
Even if I use wrong grammar,
eventually, it will be power for me .
I believe it and I’ve been writing a diary.
If you want to learn English, Let’s start it.
By the way,
I stayed at all day and I also today studied CCNA.
Score is average 94%
It is good.
But,I want to more scores.
In order to pass the examination absolutely.