Two guards were on duty outside a barracks. One faced up the road to watch for anyone approaching from the North. The other looked down the road to see if anyone approached from the South. Suddenly one of them said to the other, "Why are you smiling?"

How did he know his companion was smiling?

In a fruit store, there was a unique weighing machine that was made to weigh only cherries and strawberries as they were priced the same.

Other fruits like watermelons or mango had different machines as they were expensive.

A man successfully buys watermelons at the price of cherries. How?

Imagine you are in a room with no windows or doors. How will you get out?

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

Andrew sees a very rare bird named "Ruppell's vulture". Soon Andrew was dead. Can you explain the mystery, Mr. Sherlock?

If six children and two dogs were under an umbrella, how come none of them got wet?

Can you find the missing piece of the Porsche?

You have a 12 liters jug full of water. You have two empty 8 liters and 5 liters jug. How can you divide the water into two equal parts using these jugs?

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

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