There’s a stretch of Nutwood Avenue, lined on both sides with single family homes – one of those blocks where everyone knows everyone and kids play with neighbors’ kids in their front yards. But there was a problem. Vehicles traveling on the street, which is not far from elementary schools and Fullerton College, often exceeded the 25 miles-per-hour speed limit. Jude Varieur, 11, decided to do something to slow the cars down. “I noticed that people were going really fast down the street and just by looking at it, I could tell it was not 25 miles per hour,” Jude…