They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

If a wheel has 54 spokes, how many spaces are there between the spokes?

I am the fastest animal but cannot climb the tree. What am I?

If an electric train is travelling south, then which way is the smoke going?

He digs out tiny caves and stores gold and silver in them. He also built bridges of silver and made crowns of gold. They are the smallest you could imagine. Sooner or later everybody needs his help, yet many people are afraid to let him help them. Who is he?

I am beautiful, up in the sky. I am magical, yet I cannot fly. To people I bring luck, and to some people, riches. The boy at my end does whatever he wishes. What am I?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

John enters a small room. The Door Closes.
When the door opens, John is in a larger room.

Explain?

I am soft and cuddly that soothe your heart. But, If you pick my last name I am going to tear you all apart. Who am I?

There is a five-letter word which has 3 consonants(all are same) and 2 different vowels.
Also, something wrong is associated with the word.

Can you name it?