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?

In a football game, Christina defeated Teresa by 2 - 0 but no man from either side scored. How can this be possible?

What animal walks on four legs in the morning, two legs during the day, and three legs in the evening?

Oedipus, the king of Thebes, figured out the answer to the riddle:

What two things can you never eat for breakfast?

Women do it once a year after they turn 19 but men get to do it only once in a lifetime. What is it?

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

A wooden log balances equally on the scales when weighed with three-quarters of a pound and three-quarters of a wooden log.

Can you calculate the weight of the entire wooden log?

What is red and smells like blue paint?

A Car driver was heading down a street in Washington. He went right past a stop sign without stopping, he turned left where there was a 'no left turn' sign and he went the wrong way on a one-way street. Then he went on the right side of the road past a cop car. Still, he didn't break any traffic laws. Why not?

Can you find out the remainder when 3^300 is divided by 5?