What has one letter and starts with an E?

The more of this there is, the less you see. What is it?

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

I’m orange, I wear a green hat and I sound like a parrot. What am I?

I don't get anymore wetter, no matter how much rain falls on me.

I am white when I am dirty, and black when I am clean. What am I?

They do not possess flesh or feathers or scales or bone
But still, they are blessed with fingers and thumbs of their own.

You knock a Table over in the library, and suddenly 20 eyes are looking at you.

The dirtier I get, the whiter I look. Who am I?

When I get multiplied by any number, the sum of the figures in the product is always me. What am I?