First of all, music is a very important part of preschool education, so the importance of music theory as the basis of music is self-evident. Music is an important form of early education. Studies have proved that music early education has many positive effects. It can not only improve children's attention and concentration, but also stimulate children's language ability and imagination, which are essential abilities for children's future study and life. Therefore, preschool students are all right after graduation. It is very important to master the knowledge of music theory, be good at cultivating children with music and cultivate their abilities in all aspects. We already know that music plays a very important role in preschool education, so how can we learn music theory well? Compared with other knowledge, this part of the content may be boring, which makes people less interested in learning, but there are still some basic knowledge that must be mastered, such as the mutual conversion between the basic staff and the staff, as well as various symbols and beats, and then the judgment machine and its standards for various large sculptures and small tunes, and finally some musical instrument knowledge and operation may be involved. Of course, don't imagine that knowledge of music theory is too difficult. Although it's something you can't see or touch, as long as you put your heart down, you can push it forward step by step. You can find some like-minded friends, choose your favorite musical instruments, and first establish your interest in music theory knowledge. In addition, don't think it's a little late to start learning about music theory. Knowing the importance of music theory to preschool education, you should overcome the difficulties and start as soon as possible. You can seek some experience posts online, and you can also sign up for some related online courses. You can also take these courses in the university and gradually advance.