It belongs to you, but other people use it more than you do. What is it?

There are 20 people in an empty, square room. Each person has full sight of the entire room and everyone in it without turning his head or body, or moving in any way (other than the eyes). Where can you place an apple so that all but one person can see it?

Can you find the thief by just looking at the picture below?

Why is the Hole below a Lock?

Jim has three close friends at his school: Michael, John and Alice. Two of them play football, two play basketball and two play hockey. The friend who does not play hockey does not play basketball as well. The friend who does not play football does not play hockey.

Can you identify which sport/s is played by which person?

Look at the picture and find out which square is not linked with any of the other squares.

What has a ring but no finger?

In the city of Brain Teasers, 5% of people do not list their phone numbers. Now if we select random 100 people from the phone directory, then how many people selected will have unlisted phone numbers?

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

I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?