Answer:
My tongue hangs out as I run over fields and streets all day. I get tied up every morning and untied at night.
I fly, yet I have no wings. I cry, yet I have no eyes. Darkness follows me. Lower light I never see.
My children are near and far. No matter that I know where they are. The gift I give them make their day. But if I were gone they would wander away.
I have a hundred legs, but cannot stand. I have a long neck, but no head. I cannot see. I'm neat and tidy as can be.
I build up castles. I tear down mountains. I make some men blind. I help others to see.
What did the piece of wood say when he saw the screwdriver and screws approaching?