This happened during a national level workshop with school teachers. They were asked, “Which year of your life did you learn the most?” It was a personal question and not a test of their aptitude or knowledge base. After a short pause one lady said, “In class 9 I had a wonderful science teacher. She actually took us to the science lab and showed us experiments – how to make oxygen. She even let us play around in the laboratory. This is how I got interested in science. I guess I was 15 years old then.” Read more at  http://www.deccanherald.com/Content/Dec252008/dheducation20081224108595.asp