Can you find a seven digit number which describes itself. The first digit is the number of zeros in the number. The second digit is the number of ones in the number, etc. For example, in the number 21200, there are 2 zeros, 1 one, 2 twos, 0 threes and 0 fours.

Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

We have shown you a regular water barrel as below. Without using any measuring device can you check if the barrel is more than half-filled or less than half-filled?

The measurement of time, That can't be found on a clock, But can be looked upon on a map.

Who is He ?

You can take four of the five letters out of this word, but the pronunciation never changes. What is the word?

One absent-minded ancient philosopher forgot to wind up his only clock in the house. He had no radio, TV, telephone, internet, or any other means for telling time. So he travelled on foot to his friend's place a few miles down the straight desert road. He stayed at his friend's house for the night and when he came back home, he knew how to set his clock. How did he know?

Can you solve the tricky chess rebus puzzle below by ciphering the hidden meaning?

Which three-digit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

Can you count the number of squares in the figure below?