You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

Six glasses are in a row. The first three are filled with milk and the last three are empty. By moving only one glass, can you arrange them so that the full and the empty glasses alternate?

what's the probability of getting a king or a queen from a pack of 52 cards?

Two fathers and two sons went fishing one day. They were there the whole day and only caught 3 fish. One father said, that is enough for all of us, we will have one each. How can this be possible?

In the Wild West, you are challenged into a death match by two bounty hunters nicknamed Golden Revolver (GR) and Killer Boots (KB). You accept the challenge. None of you want to waste any of the bullet and so a certain rules are laid down:

1) All of you will shoot in a given order till the last man standing.
2) Each of you shoots only once upon his turn.
3) If any one of you is injured, the other two will finish him off with an iron rod.
4) The worst shooter of all (which is you) shoots first and the best one shoots at the last.

Now, how will you plan things if you know that you hit every third shot of yours, KB hits every second shot and GR hits every shot ?

Can you count the number of quadrilaterals in the picture below?

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

A man in a car saw a Golden Door, Silver Door and a Bronze Door. What door did he open first?

In the image given, you can find several triangles. Can you count them all?