What is the coolest letter in the alphabet?

A boy was locked in a room by some robbers. All that is in the room is a piano, a calendar, and a bed. The room is locked from the outside. What does he eat, drink, and how does he escape and get out?

Which is faster, Heat or Cold ? Explain.

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

It's a protector.
It sits on a bridge.
One individual can see directly through it, while others wonder what it hides.

What is it?

Where do you go to learn how to make ice cream?

Which alphabet is a part of our body?

Who are the happiest people in IPL match?

What is harder to catch the faster you run?

What can jump higher than a building?