Answer:
What has 13 hearts but no other organs?
I build up castles. I tear down mountains. I make some men blind, I help others to see. What am I?
My first half means container. Not a lot of people understand my language.
Lighter than what I am made of. More of me is hidden than seen. What am I?
I sit in a corner while travelling around the world.
Whatโs a carpetโs favorite sport?