Did you ride to school on a road today? Yesterday did you skate in a public park? Maybe Mom or Dad traveled home from one of your ball games on their bicycles under a string of street lights? How did the road, the park or the street lights get there? Who paid for them? As a matter of fact, just who owns them? Sounds like a mystery worthy of Sherlock Holmes! Discuss with your class the following: Did you ride to school on a road today? Yesterday did you skate in a public park? Maybe Mom or Dad traveled home from one of your ball games on their bicycles under a string of street lights? How did the road, the park or the street lights get there? Who paid for them? As a matter of fact, just who owns them? Sounds like a mystery worthy of Sherlock Holmes!