1. What is the location of the " 20 s" that grace the human body ? 2. What novel did Charles Dickens leave unfinished at his death ? 3. If you cut open a lobster, what color would its blood be ? 4. In proportion to its size, what insect has the largest brain of any living creatures on Earth? 5. The answer to the following riddle is a pair of sound-alike but not spelled-alike words. Identify the words: -Seven rather feeble days.