Watch the first three segments of Frontline's Inside the Teenage Brain. https://www.pbs.org/wgbh/frontline/film/inside-the-teenage-brain/ After watching the documentary, respond to the following questions. 1. In the film, Dr. Charles Nelson said, "the transition into puberty is analogous to the transition to being a baby." Dr. Jay Giedd said, "This is a process that we knew happened in the womb, maybe even the first 18 months of life...." Explain why these scientists are comparing the teenage brain to that of an infant. 2. Explain the "use it or lose it principle" described by Dr. Jay Giedd. 3. What part of the brain is not fully developed in adolescence and is among the last areas to mature? What functions does this part of the brain serve? 4. How would brain research explain why teens engage in risky behavior, don't always make the most responsible decisions, and feel invulnerable? 5. What is the "cruel irony of nature" that Dr. Jay Giedd mentions in the Frontline documentary? 6. What does Dr. Charles Nelson say about what explains teenage mood swings? 7. Describe your reaction to and thoughts about the film