In a jungle where there are no street lights or any other artificial source of lights, I notice a black snake crossing the road.
How did I get sight of the snake?

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

I can be cracked, made, told, and played. What am I?

How many pluses should we put between the digits of 987654321 to get a total of 99, and where?

As easy as you can get into me, it is as hard to get out of me.

Do you know what I am?

What is the largest number you can write with just 3 digits?

Assume there are approximately 5,000,000,000 (5 billion) people on Earth. What would you estimate to be the result, if you multiply together the number of fingers on every person's left hand? (For the purposes of this exercise, thumbs count as fingers, for five fingers per hand.) If you cannot estimate the number then try to guess how long the number would be.

I inserted a coin in a bottle and closed its mouth with the help of a cork. Now, I was able to take the coin out from the bottle without taking out the cork or breaking the bottle. Can you tell me how I did it?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

You visit a home for specially-abled children on the occasion of Christmas where you meet with 50 children. You have a box of chocolates containing 50 chocolates exactly.

What if you were asked to one chocolate to each child in a manner that one chocolate still remains in the box? Is it possible?