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?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

What occurs twice in a week, once in a year but never in a day?

No one wants to have it, but if one got it, he does not want to lose it. What is It?

If all Goats are Sheep and all Sheep are Deers, are all Deers Goats ?

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

That attorney is my brother, testified the accountant.

But the attorney testified he didn't have a brother.

Who is lying?

A container contains 100 eggs. They can be either fresh or rotten. What is sure is the fact that there is at least one fresh egg in that container.

If you are asked to pick two eggs randomly from the container, at least one of them will be rotten.

Can you calculate how many eggs in that container are fresh?

How could a baby fall out of a twenty-story building onto the ground and live?

Irene killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?