Why Aeroplane windows are round?

In two decks of cards, what is the least amount of cards you must take to be *guaranteed* at least one four-of-a-kind?

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?

Can you find the dog hidden in a group of pandas?

In an interview, a boy was asked an unusual question 'How two persons sitting with a table in between them can't see each other?' He was unable to reply. Can you?

Something Extraordinary happened on May 6th 19778 at 12:34am what was that?

No one wants to have it, but if one got it, he does not want to lose it. What is It?

What can you see in the middle of March and April that you can never see in any other month?

Which is the rope you never skip with?

While preparing the table for dinner, wife came up with an idea to tease his mathematician husband. She asked her husband to pick nine toothpicks and make ten without breaking any toothpick.

The husband was also smart and did it within seconds. How ?