Answer:
When it comes to me you go on red and stop on green.
My first is in riddle but not in little. My second is in think but not in brink. My third is in thyme but not in time. My fourth is in mother but not in brother. My last is in time but no t in climb.
My first though water cures no thirst my next alone has soul and when he lives upon my first he then is called my whole.
I don't live within a house, nor do I live without. Most will use me when they come in, and again when they go out. What am I?
I have two body parts but am used to measure length. What am I?
Which popular cheese is made backwards?