crypto currency research, Knowledge graph

Summary: Learning from the successful experience of Europe, America, Japan and South Korea and controlling the class size of primary and secondary schools and college students to 15 students has many positive strategic significance for improving the quality of teaching and training, and cultivating more all-round high-quality talents.This class size is also convenient to carry out inquiry learning. Every student has more opportunities to participate in discussions and experiments, and it is no longer a few students who dominate classroom interaction. In science class, 15 students can be divided into several groups to carry out experimental exploration, and each student can operate the instrument, observe the experimental phenomena and put forward his own opinions. This is helpful to improve students' scientific inquiry ability and innovative thinking ability.I. Successful experiences of Europe, America, Japan and South Korea

Summary: Learning from the successful experience of Europe, America, Japan and South Korea and controlling the class size of primary and secondary schools and college students to 15 students has many positive strategic significance for improving the quality of teaching and training, and cultivating more all-round high-quality talents.2. Cultivate all-round talents1. European and American cases

Drawing lessons from Europe, America, Japan and South Korea: Controlling the class size of primary and secondary schools and universities to 15 students to improve the quality of teaching and training.1. Improve the teaching effect.1. Challenges and countermeasures of educational resources