Answer:
Whoever makes it tells it not. Whoever takes it knows it not. Whoever knows it wants it not
What goes in the water black and comes out red?
What has feet and legs, and nothing else?
If you drop me I'm sure to crack but give me a smile and I'll always smile back. What am I?
Four fingers and a thumb, yet flesh and blood I have none. What am I?
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.