Logic Riddles

Question: What happens when you throw a blue rock into the yellow sea?

Question: There was a man who was born before his father, killed his mother, and married his sister. Yet there was nothing wrong with what he had done.

Why?

Question: Why did the chicken cross the road?

Question: How much dirt is in a hole that has a radius of 33.2 meters and a height of 78.2 meters?

Question: You are walking down the road trying to find enlightenment when you come to a monk and a three-way fork in the road. The roads point North, East, and West. You can ask the monk one question. He will answer honestly yes, no, or just hum if he cannot answer the question.

What do you ask him to figure out the correct path?