Answer:
What is at the end of a rainbow?
What kind of table can you eat?
I like to twirl my body but keep my head up high. After I go in everything becomes tight
I go through a door but never go in, and never come out. What am I?
My first half means container. Not a lot of people understand my language. What am I?
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.