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?

With the help clues provided in the image, can you find the 5 digit key?

I’m tall when I’m young, and I’m short when I’m old. What am I?

Let's play a word game. Following are some meaningless words that can be completed by adding random letters on either side of the word.

For example, the word "rdo" can be formed into "pardon".

Using the same technique, can you complete the given words?
ecalc
airb
rinci
tibac
uidel
gorit
igna
eyho

If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

How can you leave a room with two legs and return with six legs?

I have feet, but no legs. Which animal Am I?

Akbar called Birbal and asked him to draw a line on the floor. He asked Birbal to make that line smaller without erasing it. Birbal smiled and did it before Akbar could blink his eyes.

How did he managed to do it?

You’re out on the water and see a boat filled with people. You look away for a second and look back again, but this time you don’t see a single person on the boat. Why? Hint: The boat did not sink.