Riddle #200

Until I am measured I am not known. Yet how you miss me when I have flown.

I come in many colors and I'm often in a wrap. I am a dentist's trap. Children love to eat me, but they shouldn't have too many. What am I?

I am a large cat, but I don't meow. I have a loud roar that can be heard from miles away. Who am I?

I am a giant sandbox built by nature. I have a coat of gold and a hem of blue, and I am the favorite place for a holiday view. What am I?

I am sweet and tasty, sometimes hard or chewy. I wear a bright paper coat that is noisy and crinkly. Who am I?

I am known as a king, and the jungle's where I reign. It is hard to tame me, and I have a large mane. Who am I?

I have a headboard but no brain, and a footboard but no toes. You visit me to travel to worlds that don't exist. What am I?

I have billions of tiny stones but no mountains. I have waves but no hair. People lie on me to feel the warmth of the sun. What am I?

You bury me when I am alive, and dig me up when I die. What am I?

What is the ancient invention that allows people to see through walls?

This old one runs forever, but never moves at all. He has not lungs nor throat, but still a mighty roaring call. What is it?