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

Which digit occurred maximum times between the number 1 and 1000?

There is a brick of gold and a brick of iron in a boat (both 10-inch blocks), if they are both dropped into the water which will make the water level higher?

Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

How is a fly different from a mosquito?

Can you name three consecutive days without using the words Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, or Sunday?

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

What does this Rebus Picture mean?

Can anyone tell me a word in the English dictionary which has a silent 'z'?

Which three-digit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?