In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

If 1+9+8=1, what is 2+8+9?

There was an aeroplane crash, every single person died, but two people survived. How is this possible?

There are three Athletes (John, Tarun and Harish) and their individual Coaches (Jacob, Meenaxi and Priyanka) standing on the shore.
No Coach trusts their Athlete to be near any other Coach unless they are also with them.
There is a boat that can hold a maximum of two persons.
How can the six people get across the river?

Next Number in the Series,

5, 16, 49, 104, ?

A convention is held where all the big logicians are summoned. The master places a band on everyone's forehead. Now all of them can see others bands but can't see his own. Then they are told that there are different colours of bands. All the logicians sit in circle and they are further explained that a bell will ring at regular intervals. The moment when a logician knew the colour of band on his forehead, he will leave at the next bell. If anyone leaves at the wrong bell, he will be disqualified.

The master assures the logicians that the puzzle will not be impossible for anyone of them. How will the logicians manage ?

In an interview, a boy was asked an unusual question 'How two persons sitting with a table in between them can't see each other?' He was unable to reply. Can you?

What's the only room from which no one can enter or leave

Count the number of triangles in the picture below:

Can you divide the below-given shape into four equal and identical pieces?