1. Teaching material quality: choose teaching materials published by well-known publishing houses to ensure the timeliness, accuracy and scientificity of content quality. We should also pay attention to the corresponding relationship between teaching materials and the courses and knowledge points that primary school students are currently studying.
2. Adaptability: according to the knowledge level, study habits, hobbies and other factors of primary school students, choose suitable learning materials for them, and consider their reading ability and understanding ability.
3. Resource value: Choosing teaching materials with certain information value can expand the knowledge of primary school students and help them further explore and discover their interests and potentials.
Based on the above considerations, we can choose some high-quality educational websites and textbook publishers to obtain better learning materials. In addition, the advice of schools and teachers is also very important. We can listen to their opinions and suggestions and choose suitable learning materials for primary school students.