A girl has as many brothers as sisters, but each brother has only half as many brothers as sisters. How many brothers and sisters are there in the family?

Can it be possible to build a house that has all its four walls facing towards the South?

I have a five and a three-gallon jar. Assuming there is an infinite supply of water, how can I measure one-gallon water?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

You are a thief and you are being punished for your crime. People have tied your head down on a tree with a rope that has been anchored in the ground. A candle is burning below the rope which is slowly burning it away. Just below your head, a Lion has been left loose and is waiting for you to drop down on the ground so he can have you as his lunch.

You have to survive the scenario. How will you do it?

What is the riddle which can be asked all day with a different correct answer each time.

How can you throw a ball as hard as you can and have it come back to you even if it doesn't hit anything there is nothing attached to it and no one else catches or throws it.

What number comes next in the series?

5 15 5 18 5 24 14 20 _

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

Can you find a seven digit number which describes itself. The first digit is the number of zeros in the number. The second digit is the number of ones in the number, etc. For example, in the number 21200, there are 2 zeros, 1 one, 2 twos, 0 threes and 0 fours.