To get through his first year teaching math to high school students in Naperville, Ill., the 27-year-old needed help from Twitter, math blogs on the Internet, TV sitcoms and experienced teachers down the hall.
Grossman describes a step-by-step way to teach things like classroom management or how to lead a discussion: show videos of good teacher technique, talk about the videos, have students role play to practice on each other and then send them out into the field and videotape