Answer:
I get dirty when wiping things clean. What am I?
I donβt forget!
I'm where yesterday follows today and tomorrow is in the middle. What am I?
Used left or right I get to travel over cobblestone or gravel. Used up I vie for sweet success used down I cause men great duress.
You can always find me in the past. I am created in the present, but the future can not change me. What am I?
A word of five letters, Upside down is the same, A shark does this, But itβs not to blame. What is the word?