You need to move three matchsticks to form three squares. Can you do it?

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 is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?

The Judge knows that Alamgir was killed by his girlfriend Jasline, but the judge is unsure whether to punish her. Why?

What has hands, but can’t clap?

There are people and strange monkeys on this island, and you can not tell who is who (Edit: until you understand what they said - see below). They speak either only the truth or only lies.
Who are the following two guys?
A: B is a lying monkey. I am human.
B: A is telling the truth.

It's a test that will check your IQ.

Suppose you have one 11 minute hourglass and one 13 minute hourglass.

Can you measure exactly fifteen minutes using them ?

What is the next number in this series?

4,12,84,3612....

You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?

Can you complete the sequence puzzle?

AR TA GE CA LE VI LI _