1. If you have it, you want to share it. If you share it, you don't have it. What is it?
2. The more you have of it, the less you see. What is it?
3. What book was once owned by only the wealthy, but now everyone can have it? You can't buy it in a bookstore or take it from a library.
4. What gets whiter the dirtier that it gets?
5. What happened in the middle of the twentieth century that will not happen again for 4,000 years?
6. What has no beginning, end, or middle?
7. What has to be broken before it can be used?
8. What does no man want, yet no man wants to lose?
9. How many bricks does it take to complete a building made of brick?
10. What is everything to someone, and nothing to everyone else?
11. Big as a biscuit, deep as a cup, even a river can't fill it up. What is it?
12. What goes up and never comes down?
13. What's the greatest worldwide use of cowhide?
14. What's long and thin, covered in skin; red in parts, and put in tarts?
15. What has feet and legs, and nothing else?
16. What is the moon worth?
17. What grows when it eats, but dies when it drinks?
18. What stays where it is when it goes off?
19. You heard me before, yet you hear me again. Then I die, 'til you call me again. What am I?
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