If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

What is full of holes but still holds water?

How many times in a given day, minutes and hour clock comes in a straight line ?

A doctor and a boy were fishing. The boy was the doctor’s son, but the doctor was not the boy’s father. Who was the doctor?

In case you were starting to feel confident, this one was meant for third graders in Vietnam. The answer is 66, but we don't blame you for scratching your head about how they got there.

Here is what you have to do. You have to throw a ball as hard as you can but it must return back to you even if it does not bounce at anything. Also, you have nothing attached to the ball. There is no one on the other end to catch that ball and throw it back at you.

How will you do it?

There was a greenhouse.
Inside the greenhouse, there is a white house.
Inside the white house, there is a red house.
Inside the red house, there are lots of babies.

What is It?

How could a baby fall out of a twenty-story building onto the ground and live?

Which letter of the alphabet has the most water?

What is the next shape from answers A, B, C, and D figure?