Problem solving is the prime aim and means in school mathematics. Many researches and efforts have been made to raise the problem solving ability. But how teachers teach problem solving is little analyzed. This research analyzes problem solving lessons of 2 elementary teachers. They are usual lessons which the teachers teach without special settings. Although teaching aspects of two teachers are different, they teach about problem solving and they begin not with problem but with exercise to which students can apply the strategies they learned. Two teachers’ interaction between teacher and students are also different.