Answer:
These are believed to be found at the end of rainbows
I have a ring, but no hands. I used to be plugged into the wall but now I follow you every where. What am I?
Touch this and you'll regret it. But if it's cold, you won't forget it. What is it?
The thinkers usually hold this body part
Ch side by side, you are inside.
I am a room that has a roof but no walls. What am I?