BRAIN TEASERS

You are on an island in the middle of a lake. The lake is in a remote part of the country and there has never been a bridge connecting the island to the mainland. Every day a tractor and wagon gives hay rides around the island. Puzzled as to how the tractor had gotten onto the island, you ask around and find out that the tractor was not transported to the island by boat or by air. Nor was it built on the island. Explain how the tractor got there?

Two convicts are locked in a cell. There is an unbarred window high up in the cell. No matter if they stand on the bed or one on top of the other they can't reach the window to escape. They then decide to tunnel out. However, they give up with the tunneling because it will take too long. Finally one of the convicts figures out how to escape from the cell. What is his plan?

Can a man legally marry his widow's sister in the state of California?

A man was born in 1955, how is it today is his 18th birthday?

Which of the following statements are true, and which are false? 1. Only one of the statements is false 2. Exactly two of the statements are false. 3. Only three of the statements are false. 4. Exactly four of the statements are false. 5. All five of these statements are false.

What year of this century is the same when its number is upside down? What year of the previous century is the same when inverted?

A store has on sale a computer and word processor small enough to fit in your pocket. It can add, multiply, subtract, divide, and write in all languages. A delete device will correct any error. No electricity is required to operate it. The price? Only a few cents! How can the store make a profit by selling it so cheap?

How many three cent stamps are in a dozen?

I have two coins, one is marked George I and one is marked George IV. One is genuine but one is a forgery. Which is the forgery?

As defendants, we deny all involvement in the unscrupulous dealings which have come to light in the recent government investigation.  What country name is hidden in the previous sentence?