Answer:
I go inside boots and outside shoes. What am I?
I climb higher as I get hotter. I can never escape from my crystal cage.
I dig out tiny caves and store gold and silver in them. I also build bridges of silver and make crowns of gold. Sooner or later everybody needs my help yet many people are afraid to let me help them.
What starts with an 'e' and ends with an 'e' but only has one letter?
I have a neck and no head, two arms but no hands. I'm with you to school, I'm with you to work. What am I?
A little house full of meat, no door to go in and eat.