Answer:
When one does not know what it is, then it is somethingอพ but when one knows what it is, then it is nothing.
Children keep their assets in this.
Don't forget to do this before blowing out the candles.
They made me a mouth, but didn't give me breath. Water gives me life, but the sun brings me death.
I have wings and a wand and when you lose something gross l make sure to leave you the prize that you deserve. Who am I?
Born in the ocean and white as snow. When I fall back to water I disappear without a trace.