Answer:
A house of wood in a hidden place. Built without nails or glue. High above the earthen ground. It holds pale gems of blue.
What has a spot and is very bright, is sometimes, red, white, blue, yellow or green and is often blinding.
What can be seen but never found that only hides in the unwound?
My teeth are sharp, my back is straight, to cut things up it is my fate.
What is the thing which, once poured out, cannot be gathered again?
What did the piece of wood say when he saw the screwdriver and screws approaching?