Why do you find that most of the buildings are deprived of the 13th floor?

If six children and two dogs were under an umbrella, how come none of them got wet?

Before Mount Everest was discovered, what was the highest mountain in the world?

The first person saw the bridge step on it and crossed,
the second person saw the bridge did not step on it but crossed,
the third person did not see the bridge did not step on it but crossed.
Who are these people?

I came first on earth but second on the heaven.
I also came twice in a week but found just once in a year.
I stay away from months but you can find me in February.

What am I?

The day after tomorrow will be three days before Tuesday. Can you find out what is today?

I am green and found in the forest and have needles instead of leaves. What am I?
Hint 1: It can be used for Christmas decorations.
Hint 2: I have a strong, scent that is used in air fresheners.

What has a ring but no finger?

There was a strange boy who was born before his father. How can this be possible?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?