Riddles and Brain Teasers

If you have me, you want to share me. If you share me, you haven't got me. What am I?

What runs around a house but does not move?

What is it that no one wants, but no one wants to lose?

What comes down but never goes up?

What type of lion never roars?

I Take off my skin - I won't cry, but you will! What am?

I am a king who’s good at measuring stuff. What am I?

What is easy to get into, but hard to get out of?

What flies without wings?

What has a neck but no head?

I have wings, but I don’t fly.

What invention lets you look right through a wall?

What has a Heart but no other organs?

What has cities, but no houses; forests, but no trees; and water, but no fish?

What has an eye but can not see?

What has many keys, but can't even open a single door?

I am not alive but I grow. I don't have lungs but I need air. What am i?

What can you break, even if you never pick it up or touch it?

What can travel around the world while staying in a corner?

What can you catch but cannot throw?

What is it that goes up and goes down but does not move?

What belongs to you but others use it more than you do?

Everybody has me but I’m impossible to lose. What am I?

I’m tall when I’m young, and I’m short when I’m old. What am I?

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

The more you take, the more you leave behind. What are they?

What goes up when the rain comes down?

What is always in front of you but can’t be seen?

What loses its head in the morning but gets it back at night?

What is more useful when it is broken?