A boy and a girl are sitting on the porch.
"I'm a boy," says the child with black hair.
"I'm a girl," says the child with red hair.
If at least one of them is lying, who is which?

Can you find the thief by just looking at the picture below?

"That Restaurant always remains crowded. This is the reason why nobody goes there".

Can you find a flaw in this statement?

Move four matchsticks to the below square to form three squares?

When monkey rotate the gear, which mark will be hit 1 or 2 ?

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

When I asked a girl's name she told me her name is the date '07/09/2001'.

I thought for a few seconds and then I got her name. Do you?

Consider this: Arnold Schwarzenegger has a big one. Michael J. Fox has a small one. Prince doesn’t have one. The Pope has one but never uses it. Bill Clinton has one and uses it all the time. What is it?

If an electric train is travelling south, then which way is the smoke going?

There are five vowels (a, e, i, o, u) in the English language.
Can you tell us a word that contains all these vowels?