There are forty elephants and they have forty-fore heads. How can this be possible?

What can you deduce from the following BrainBat?

CRY
LMKI

What runs around the whole yard without moving?

If it took eight men ten hours to build a wall, how long would it take four men to build it?

What has hands, but can’t clap?

What has 88 keys?

What is so fragile that saying its name breaks it?

I have one of the three numbers: 1, 2, or 3 in my mind. I speak only truth. You can ask me just one question for which I will only reply in yes or no or don't know. What question will you ask from me so that you are able to know the number?

Two fathers and two sons went fishing one day. They were there the whole day and only caught 3 fish. One father said, that is enough for all of us, we will have one each. How can this be possible?

A Doctor always sneezes before the rain. Doctor sneezes, Will it rain?