Back due to popular demand.
1. A rich old lady died and left a precious diamond to her family, but first they had to find it. She gave them a clue: “It is inside a cylinder surrounded by a thousand squares.” Where did she hide it?
2. You have a dime and a dollar; you buy a dog and a collar. The dog is a dollar more then the collar. How much is the collar?
3. I have keys without locks. I have space without rooms. I can be entered, but you can’t come in, even though I’m your type. What am I?