What gets the sharper the more you use it?

What seven letter word has hundreds of letters in it?

What type of cheese is made backwards?

Lighter than what I am made of. More of me is hidden than is seen. What am I?

The more it dries, the wetter it becomes. What is it?

I am a three letter word. Add two more letters and you'll have fewer.

What sits in the corner while travelling around the world?

It's been around for millions of years, but it's no more than a month old. What is it?

I can only live where there is light, but I die if light shines on me. What am I?

At night they come without being fetched and by day they are lost without being stolen. What are they?

What breaks when you say its name?