It has a long neck, A name of a bird, Feeds on cargo of ships, It's not alive,

What is it?

Buy me, smell me or deliver me, I do not change.

Who am I?

You can see three almost identical images below. Can you spot the odd one out from them?

Spot 5 differences in two Christmas tree below:

How can you write nineteen in a manner that if we take out one, it becomes twenty?

A father's child, a mother's child, yet no one's son.

Who am I?

Something Extraordinary happened on May 6th 19778 at 12:34am what was that?

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.

Move three sticks of the spiral below to form a square.

You are presented with three boxes. One of them has a red ball inside and the other two have a black ball inside each of them. You are asked to pick up the one with red ball and you pick one. Now, one of the other boxes is opened and it is found to have a black ball.

You are presented with a chance to change your box with the one that is left closed. Will you change your box? Why or why not?