1. Unique teaching method: According to the inquiry of Nortel Science and Education Network, teachers in Korea and North Korea adopt various teaching methods such as explanation, demonstration and practice, so that students can learn mathematics in a relaxed and pleasant atmosphere and improve their learning effect.
2. Pay attention to details: Teacher Han Chao pays great attention to details, and can find out the problems and shortcomings of students in the learning process, give timely guidance and help, and let students master mathematics knowledge better.