Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?

How many letters are in the alphabet?

Speaking of rivers, a man calls his dog from the opposite side of the river. The dog crosses the river without getting wet, and without using a bridge or boat. How?

Solve the rebus riddle in the picture below.

A bag contains 64 balls of eight different colours. There are eight of each colour (including red). What is the least number you would have to pick, without looking, to be sure of selecting 3 red balls?

Find the next number in the series?
2, 12, 36, 80, 150, 252, 392, _ ?

Jenifer is learning to drive her car. She went down a one way lane and in the wrong direction. But she do not break any law.

How come ?

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

Using eight eights and addition only, can you make 1000?

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?