I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

When it is alive we sing, when it is dead we clap our hands. What is it?

What number comes next in the series?

5 15 5 18 5 24 14 20 _

What is at the end of a rainbow?

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?

The answer I give is yes, but what I mean is no. What was the question?

You know three triplets: Frank John and Wayne (need to return your money). Frank always tells the truth while John and Wayne always lie. You meet one of them on the road and can ask him a three-word question.
Which question, will you ask?

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

Imagine a box with two cogwheels, one big with 24 teeth and one small with 8 teeth. The big one is firmly attached to the center of the box which means it does not turn or move while the small one rotates around the big one.

How many times do you think that the smaller wheel will turn compared to the box when it turns once around the big one?

What breaks yet never falls, and what falls yet never breaks?