Answer:
I am mother and father, but never give birth or nurse. I'm rarely still, but I never wander. What am I?
What runs around the whole yard without moving?
I have a ring but no fingers. I used to stay still all the time but nowadays I follow you around.
I work when I play and play when I work
I build up castles. I tear down mountains. I make some men blind, I help others to see. What am I?
What never gets any wetter no matter how hard it rains?