Answer:
What relies on columns but isn't a house, and asks for help but can't speak itself?
What goes around and around the wood, but never goes into the wood?
Used on a diamond and left on a board. It's great for a gymnast his grip to restore. What is it?
The more you take, the more you leave behind.
What runs around all day. Then lies under the bed. With its tongue hanging out?
What is always coming but never arrives?