Answer:
What is as light as a feather, but not even the strongest man on earth can't hold it for more than 1 c)minute?
I am always hungry, I must always be fed. The finger I lick will soon turn red.
What stays in one corner but travels around the world?
Turns us on our backs, and open up our stomachs. You will be the wisest of men though at start a lummox.
What goes trough your head but you forget it like 3 days after?
I am a room that has a roof but no walls. What am I?