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

A container contains 100 eggs. They can be either fresh or rotten. What is sure is the fact that there is at least one fresh egg in that container.

If you are asked to pick two eggs randomly from the container, at least one of them will be rotten.

Can you calculate how many eggs in that container are fresh?

Can you spot the hidden girl in the picture below?

What always comes into a house through the keyhole?

My thunder comes before the lightning; my lightning comes before clouds; my rain dries all the land it touches. What am I?

John is a strange liar.

He lies on six days of the week, but on the seventh day, he always tells the truth.

He made the following statements on three successive days:

Day 1: "I lie on Monday and Tuesday."
Day 2: "Today, it"s Thursday, Saturday, or Sunday."
Day 3: "I lie on Wednesday and Friday."

On which day does John tell the truth?

When is the top of a mountain similar to a savings account?

What has hands, but can’t clap?

It's a 7-letter word.
If we remove 1 letter from it, it remains the same.
If we remove 2 letters from it, it remains the same.
If we remove 3 letters from it, it remains the same.
If we remove all the letters from it, still it remains the same.
What is it?

Until it is measured, not known. Yet how you miss it when it has gone. What is it?