Answer:
People see through me, but none pass through without killing me. I can be anywhere, and can be seen double or single. What am I?
I have wheels and flies yet I am not an aircraft.
I am owned by Old McDonald.
I have a little pool with two layers of wall around it. One white and soft and the other dark and hard. Amidst a light brown grassy lawn with an outline of a green grass.
You may enter, but you may not come in. I have space, but no room, I have keys, but open no lock. What am I?
Whatโs a carpetโs favorite sport?