As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.

Do you know of a place where the wind blows south and then suddenly shifts direction towards the north?

An American nightclub called 'The Coconut Grove' had a terrible fire in which over 400 people died. A simple design flaw in the building led to a high death toll. Subsequently, regulations were changed to ensure that all public buildings throughout the country eliminated this one detail, which proved deadly. What was it?

All of the flowers I have are orchids except two. All of the flowers I have are hibiscuses except two. All of the flowers I have are roses except two.

Can you tell me how many flowers I have?

Why do you find that most of the buildings are deprived of the 13th floor?

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?

On a certain day, John celebrated his birthday. Two days later, his older twin brother Jacob celebrated his birthday.

Is this even possible? How can it be?

Which of the below owl is odd one out?

Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?

What can you catch but never throw?