There are three boxes on a table. One of the box contains Gold and the other two are empty. A printed message contains in each box. One of the message is true and the other two are lies.

The first box says "The Gold is not here".

The Second box says "The Gold is not here".

The Third box says "The Gold is in the Second box".

Which box has the Gold?

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

If I put in one bird per cage, I have one bird too many. If I put in two bird per cage, I have one cage too many. How many cages and birds do I have?

A man has a barrel filled with oil that weighs 100 pounds, and then he puts something into it. Now the barrel weighs less than 100 pounds. What did he put in the barrel?

Which wheel of car does not rotate when you turn your car right?

What does it mean?

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?

Can you think of any three-dimensional shape that comprises of exactly two surfaces?

What can you see in the middle of March and April that you can never see in any other month?