Answer:
Sometimes dark and sometimes bright, I make my way among twinkling lights. Seas and oceans obey my call, yet mountains I cannot move at all. What am I?
When you are inside me you will be encouraged to slam other cars.
I know a word of letters three. Add two and fewer there will be. What is the word?
There is one in every corner and two in every room.
I am an activity involving pins flying in the air.
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.