Answer:
Long legs, crooked thighs, little head, and no eyes.
In we go, out we go. All around and in a row. Always, always steady flow. When we'll stop, you'll never known. In we go, out we go.
What can you catch but not throw?
What has two spines and a lot of ribs, and carries much but never moves?
If you break me, I do not stop working. If you touch me, I may be snared. If you lose me, nothing will matter.
What do angels sing in the shower?