People put me on the table and cut me but do not eat me. What am I?

A finger goes in me. You fiddle with me when you're bored. The best man always has me first. What am I?

What has one eye, but can’t see?

What is so fragile that saying its name breaks it?

A man stands on one side of a river, his dog on the other. The man calls his dog, who immediately crosses the river without getting wet and without using a bridge or a boat. How did the dog do it?

A plane crashed between the border of Mexico and America. Where do you bury the survivors?

An evil man kidnapped someone and made them take one of two pills. One was harmless, but the other was poisonous. Whichever pill the victim took, the kidnapper took the other one. The victim took their pill with water and died. The kidnapper survived. How did the kidnapper get the harmless pill?

You bought me for dinner but never eat me. What am I?

I am lying and I always lie. Tell me whether I am lying or telling the truth.

Jim and Sarah are in a long-distance relationship. Jim buys an engagement ring for Sarah and wants to mail it to her. Unfortunately, the only way to ensure the ring will be received is to place a lock on the package. Jim has locks and Sarah has locks, but neither has keys for each other’s locks. How can they make sure the ring isn’t stolen?