Day 3. Topic of the day Teacher. 🎉🎉🎉🎉The third day of the marathon. And I had a two-day practical training at the Polytechnic University.😅😅😅 Therefore, today is a short note on the topic of the day. On the topic of teachers. It's good when there are enthusiastic people who understand their subject. They can tell interesting stories about their subject. Give practical advice.