Answer:
Not a burden for its weight and daily carried out, He who takes it wishes it had never come about
Who eats a lot of iron without getting sick?
What can be seen but never found that only hides in the unwound?
I am mother and father, but never birth or nurse. I'm rarely still, but I never wander.
Who works when he plays and plays when he works?
What covers its face with its hands, speaks no language, yet most known what it's saying?
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?