Answer:
What can you hold in your left hand but can never hold in your right hand?
What is not a ball but yet a sphere, and holds all lands and people year after year?
It makes me warm and secure.
When is 1500 plus 20 and 1600 minus 40 the same thing?
Tickle with your fingers and a song it will sing. Be careful, though, you may break a string. What is it?
What is the difference between love and marriage?