Why is a river so rich ?

What kind of band never plays music?

Why do people go to bed?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

There are three houses in a straight row. One is red, one is blue, and one is white. The red house is left of the middle. The blue house is right of the middle. Where's the white house?

What has one eye, but can’t see?

I am sure no one can have two things for dinner. what are they?

I cry without having a voice.
I fly without having wings.
I bite without having teeth.
I whisper without a mouth.

Who am I?

How can a man go eight days without sleep?

By what process could you make a 'Tea-Table' into food?