1, direct import
Direct introduction is to cut to the chase. According to the requirements of teaching objectives, the main content of this lesson, the relationship between basic structure and knowledge are directly given. This kind of lead-in can make students orient quickly, have a general concept and basic outline of this course, improve the efficiency and quality of students' self-study, and be suitable for well-organized teaching content.
2. Question import
Problems are the starting point of thinking. Psychology points out that the thinking process usually begins with the need to cope with some difficulties and solve some problems. At the beginning of teaching, as a guide to learning, "setting doubts" can stimulate students' curiosity and arouse their positive thinking by compiling enlightening questions that meet their cognitive level.
3. suspense introduction method
Students' learning new knowledge is a special cognitive process accompanied by emotional knowledge, which contains non-intellectual factors, and interest is the internal driving force of students' intellectual development. Pupils are easily attracted by unusual phenomena or contents, which is a kind of curiosity. Teachers should grasp students' curiosity, put forward "challenging" questions with potential significance and promote their thinking.
Many teaching contents of primary school mathematics are closely related to real life. The introduction of new knowledge should be close to students' real life and reveal the application value of knowledge. Students can see and come into contact with practical problems in general production and life, and some have experienced them personally. When explaining the new concept of mathematics, the examples given should be as close to reality as possible.