Answer:
I am the heart that does not beat. If cut, I bleed without blood. I can fly, but have no wings. I can float, but have no fins. I can sing, but have no mouth.
A tiny bead, like fragile glass, strung along a cord of grass.
What dress does everyone have, but no one wears?
What kind of running means walking?
What is a five-letter word that has brain in it?
What language does a billboard speak?