A river should be crossed by a father, a mother and their two sons and two daughters.
There are some rules that should be followed while crossing the river. There can be only two people in the raft while crossing. The daughters cannot be with their father unless there is the presence of the mother. The sons cannot be with their mothers unless the father is present. Unless the guard is on the board, the criminals cannot be with any of the family members. Only the adults like the father, the guard, and the mother knows to use the raft.

How will they cross the river?

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?

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What can you see in the middle of March and April that you can never see in any other month?

How do you go from 98 to 720 using just one letter?

Can you name some countries which do not have the alphabet 'A' in them?

How could a baby fall out of a twenty-story building onto the ground and live?

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Once while in his court, King Akbar asked Birbal to write something on a wall that makes one sad when read in good times and makes one happy when read in sad times.

He took only a few moment and wrote something that fit the requirements. What did he write?

Which English verb becomes past tense just by rearranging the letters?