Boston Public Extra is a job opportunity for teenagers aged 14-18. It is a part-time job that allows teens to gain experience in the entertainment industry. The job involves working on the set of the television show Boston Public, which is a drama series about the lives of teachers and students at a public high school. Teens will be responsible for helping with various tasks such as setting up equipment, running errands, and assisting the crew. This job provides an excellent opportunity for teens to learn more about the entertainment industry and gain valuable work experience.