Attending to practice has become a significant topic in science education today. As scientific argumentation is a typical form of scientific practice as well as an important educational practice, more and more attention has been paid to it by science education researchers. Evaluating students' competence in scientific argumentation is one of the most important research topics, but in China, science researchers seldom concentrate on it because the diverse educational values of scientific argumentation need to be further understood. The present study sought to examine the performance of Chinese ...