Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

He digs out tiny caves and stores gold and silver in them. He also built bridges of silver and made crowns of gold. They are the smallest you could imagine. Sooner or later everybody needs his help, yet many people are afraid to let him help them. Who is he?

I live in a bowl. I can swim. I have a tail. I also have fins and big eyes. What am I?

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

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

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

Begin with a word, five letters to my name,
Remove the first and last but I am the same
Take out my middle and still, I remain.
What word am I?

What month of the year has 28 days?

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

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