CNN CNN Saturday Morning March 23, 2013 15:54:00
Johnson's history room. pushed to the side are the regular desks, lights are replaced by a single bulb. mr. johnson has never been a a big believer in spouting facts and figures. his teaching method is experiences. and it's all part of history to hear things and smell things. today it's the great depression. students will arrive to find their teacher dressed like a world war ii drill sergeant and a wood stock hippy. >> they put you in a position where it's like how it was back th then. i really like that. >> it's amazing when things get tough how you can survive. >> reporter: few students even...