Table 1 Participant identity information
Grades | Gender | Age | Major | Chemistry school age | Chemistry learning hierarchy |
|---|---|---|---|---|---|
Sophomores | male | 19 | Chemistry (teacher-training) | 5 | beginning to learn chemistry teaching courses |
female | 20 | ||||
Juniors | male | 21 | Chemistry (teacher-training) | 6 | practicing teaching in middle schools |
female | 21 | ||||
Seniors | male | 22 | Chemistry (teacher-training) | 7 | finishing their undergraduate studies |
female | 21 | ||||
Postgraduates | male | 24 | Subject teaching (Chemistry) | 8 | Studying and researching chemistry teaching theories at a higher level |
female | 23 |