A girl is twice as old as her brother and half as old as her father. In 50 years, her brother will be half as old as his father. How old is the daughter now?

How can you take 2 from 5 and leave 4?

Where do fish keep their money?

Can you make a six-letter word using the letters N, A and B ?

There once were seven dwarfs who were all brothers. They were all born two years apart. The youngest dwarf is seven years old. How old is his oldest brother?

Two fathers and two sons went fishing one day. They were there the whole day and only caught 3 fish. One father said, that is enough for all of us, we will have one each. How can this be possible?

Can you think of any three-dimensional shape that comprises of exactly two surfaces?

Find the missing number in the sequence below:

You need to climb ten stairs. At every stair, you can either take one step up or you can jump two steps up.

In how many different ways you can climb 10 stairs?

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