Answer:
If you drop me, I'm sure to crack. Give me a smile and I'll always smile back. What am I?
I can be entertaining until you realize some pieces have been lost.
I lose my head in the morning and regain back it at night.
Although a human shape I wear, mother I never had. By every miss I'm valued much, still my cruel fate is such by boys I am often despised. What am I?
Iโm where yesterday follows today. And tomorrowโs in the middle. What am I?
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.