1. Different emphasis: primary education focuses on comprehensiveness, including Chinese, mathematics and English, while primary science education focuses on natural science, involving knowledge and skills in natural science, life science and earth science.

2. The goal of primary education is to cultivate students' basic literacy and ability, such as basic language expression, basic mathematical operation, scientific thinking and social adaptability. The goal of science education in primary schools is to cultivate students' scientific literacy and scientific thinking, understand the basic laws and phenomena of nature, master some basic scientific knowledge and methods, and cultivate the ability of scientific inquiry, experiment and innovation.