digital currency account, Knowledge graph

2. The change of social concept and educational conceptI. Successful experiences of Europe, America, Japan and South Korea1. Challenges and countermeasures of educational resources

1. Improve the teaching effect.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.

2. Cultivate all-round talents2. The change of social concept and educational concept1. Challenges and countermeasures of educational resources