Answer:
What kind of cheese is made backwards?
What is so delicate that saying its name breaks it?
I have numbers on my face but can't find 13 any place. What am I?
Open me, and you can't see me without a mirror. Close me and you can't see me at all. What am I?
Better touch me before you proceed to second. What am I?
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.