Answer:
I do not have eyes but I once could see. I used to have thoughts but now I’m empty.
Break me but I’ll continue to work touch me and maybe I’ll stay with you forever.
I start in little but I end in full you'll find me in half and complete.
I can be cracked, made, told, and played. What am I?
I belong to you but others use me more often than you do. What am I?
No matter how little or how much you use me, you change me every month.