The latest estimates from the Centers for Disease Control and Prevention indicate that the percentage of children who are overweight has more than doubled since 1980. Among adolescents, the rates have more than tripled.
Anyone who has ever had a 9-year-old understands the concept of the unanswerable question. While I've fielded my share from my son Ethan, there is one question he keeps lobbing at me that I can't even make up a good response to.
The hardest thing to quantify is buzz. Webster's defines it as "to be filled with a confused murmur." However you define this word, it was a big part of the third annual EduComm Conference in Orlando this June.