Here's the deal. Think of a yes-or-no question, such as:
  • Will tomorrow be a nice day?
  • Should I get some sleep?
  • Do I eat enough cheese?
The Know-It-Ball will provide the answer.  Give it a try!

The Know-It-Ball told me I have to have this disclaimer: Please note that the opinion of the Know-It-Ball is not necessarily that of Bob Borst - any advice given by the Know-It-Ball should be taken at your own risk.