In order to understand the status quo of students in the north of Jiangsu province, four tests from cognitive and non-intelligence factors are designed based on the cognitive psychology. A typical class students are selected to do the tests. Among them there are ten students are selected to be interviewed, and join the instruction intervention action concerning "the category of substance ". The results suggest that: (1) the students are not interested in science learning, and the learning attitudes and habits are not good. (2) the presentation styles of problems affect students to solve ploblems. And students' problem-solving ideas are usually in single-mode. (3) Students's cognitive level can be approved on conditioned on suitable teaching ways. Several suggests are brought forward based on the above findings in the end. |