At the same time, the children have clear learning goals, and the "Senior High School Entrance Examination" has also prepared customs clearance cheats for the children, so that the children can compare their own problem-solving methods from the main points put forward by famous teachers, take the essence, make up their shortcomings, and achieve the purpose of developing mathematical thinking and expanding their own mathematical level. When children encounter difficulties in answering questions, the concept of "entering a higher school" lights up a bright light for children and guides the way forward. I hope I can help you!