Vintage room hidden number

Now that it's over, you're like a real mathematician ready to tell and show everyone that even at the age of two years, knew and could count to ten. And so to say a big success, but of course it is a merit of your mother. After all, it is hard every day you repeated, and repeated, showed again and taught you, so you have become a little mathematician. But you're in the game a lot of things could demonstrate.