The more it dries, the wetter it becomes. Can you tell what it is?

You’ll find me on Mercury, Earth, Mars, Jupiter, Saturn, and Uranus. But never Neptune, or Venus. What am I?

How can one talk without saying a single word?

Solve the puzzle by telling what does below picture means.

First, think of the colour of clouds. Next think the colour of snow. Last, think of the colour of the moon. Now, what do cows drink?

Find the next number in the series below

21 32 54 87 131 ?

How many points are there on the globe where, by walking one mile south, then one mile east and then one mile north, you would reach the place where you started?

Why is the Hole below a Lock?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

Can it be possible to build a house that has all its four walls facing towards the South?