1. Subject content: Primary school science education focuses on cultivating students' understanding of nature and scientific thinking ability, while primary school Chinese education focuses on cultivating students' language expression, reading and understanding ability.

2. Teaching methods: Primary school science education emphasizes experimental observation and problem solving, and cultivates students' scientific inquiry ability through practice. Chinese education in primary schools pays attention to text reading, discussion and writing, and through the understanding and application of words, students' language expression ability and communication ability are improved.

3. Focus of discipline training: The goal of science education is to cultivate students' scientific literacy and scientific thinking ability and lay a foundation for future scientific study. The goal of Chinese education in primary schools is to cultivate students' Chinese literacy and comprehensive language ability.