What runs around the whole yard without moving?

A woman lives in a skyscraper thirty-six floors high and is served by several elevators which stop at each floor going up and down. Each morning she leaves her apartment and goes to one of the elevators. Whichever one she takes is three times more likely to be going up than down. Why?

There are three houses in a straight row. One is red, one is blue, and one is white. The red house is left of the middle. The blue house is right of the middle. Where's the white house?

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

Who can jump higher than a Mountain?

The more it dries, the wetter it becomes. Can you tell what it is?

Solve the mathematical equation in the picture below.

There are four 3-link chains. All you have to do is join them into a big 12-link chain. For joining two closed links, one of the links must be cut and placed onto the other link for closing.

How many minimum links will you have to cut to make the big chain?

Something Extraordinary happened on May 6th 19778 at 12:34am what was that?

How can you tell a raw egg from a hard-boiled egg?