Answer:
A metal snake that runs on tracks.
David's father has three sons: Snap, Crackle and?
When we stand up it lies flat. When we lie back it stands up.
I travel with deer all over the world and make the night special for all boys and girls. I happily drink milk and eat your cookies and then I give you all sorts of goodies. Who am I?
Teddy bears are never hungry because they are always what?
What is always coming but never arrives?