Answer:
Round as an apple, deep as a cup, and all the kings' horses can't fill it up. What is it?
My sides are firmly laced about, Yet nothing is withinอพ You'll think my head is strange indeed, Being nothing else but skin.
What turns everything around but does not move?
This thing runs but cannot walk, sometimes sings but never talks. Lacks arms, has hands; lacks a head but has a face.
When Iโm metal or wood, I help you get home. When Iโm flesh and Iโm blood, In the darkness I roam.
What did the piece of wood say when he saw the screwdriver and screws approaching?