Logic Riddles

Question: It makes everyone blind. You can't see it and it will always come back for you.

Question: A man was looking at a picture. While staring at the picture he said, brothers and sisters I have none but this man's father is my father's son. Who is in the picture?

Question: As I was going to St. Ives,
I met a man with seven wives,
Each wife had seven sacks,
Each sack had seven cats,
Each cat had seven kits:
Kits, cats, sacks, and wives,
How many were there going to St. Ives?

Question: Two men come before the king because one of their beloved pets has been claimed by the other. Both of these men claim that the same cow is theirs. The king declares that one of the men will get the cow and he will give the other man one of his cattle, just to be fair. He will decide which man gets which at random. One of the men thanks the king for his generosity but the other man does not accept the offer. One man leaves with the disputed cow.

Which man gets the cow?

Question: Two men find an old gold coin and want to have a coin toss with it to decide who gets it. The only problem is the coin is heavier on one side so it comes up heads more than tails. What is a fair way for the men to toss the coin and decide who gets the coin?