Make a plan at the beginning of the semester, and determine the main and standby personnel, preparation content and recorder for each collective lesson preparation. The master and backup staff of each collective lesson preparation will inform the math teachers of this grade of the lesson preparation content at least three days in advance, so that everyone can be familiar with the curriculum standard requirements of the lesson preparation content, analyze the teaching reference, or collect relevant materials (teaching material analysis, excellent teaching design courseware, etc. ) Online, and be prepared for lessons. In addition, the main and standby personnel are required to prepare lessons in advance and come up with preliminary designs.

Second, the lesson preparation process:

1. The host announced the start of lesson preparation, and briefly explained the task, content, division of labor and time schedule of this lesson preparation.

2. The active and standby personnel analyze the curriculum standards, teaching materials and learning situation. Briefly explain the basic requirements of curriculum standards for lesson preparation content, the relationship between lesson preparation content and related knowledge, the in-depth understanding of editors' intentions, students' learning situation, etc. Other teachers involved in preparing lessons should make necessary supplements to achieve * * * knowledge.

3. The active and standby teachers explain the teaching objectives, teaching difficulties and teaching methods.

(1) This paper expounds the teaching objectives and determination basis of the preparation content from three dimensions: knowledge and skills, process methods and emotional attitudes and values. Teaching objectives should be comprehensive, specific and in line with students' reality.

(2) Explain the teaching emphases and difficulties of the preparation content and the basis for determining the teaching emphases and difficulties, and explain the ways to highlight the emphases and break through the difficulties.

(3) Briefly explain the determined teaching methods. Teaching methods should emphasize students' autonomy, exploration and cooperation, and correctly handle the relationship between teaching and learning, so that students can truly become the main body of learning, and teachers can truly become participants, instructors and collaborators in learning. Other teachers involved in preparing lessons can put forward additions, modifications or different opinions after the explanation by the host and the audience, and strive to reach an understanding through discussion. The recorder should make corresponding records.

4. According to the teaching objectives, the lesson preparation team makes necessary treatment of the teaching materials, formulates the basic teaching process, expounds the activities and intentions of teachers and students in each teaching link, presupposes the activities of students and forms a teaching plan. Participants who prepare lessons discuss with each other to determine one or more optimal processes. Supplement, modify or put forward different opinions on the analysis of design intent, and strive to reach an understanding. The recorder should make a good record.

5. According to the above results, the teachers of the preparation group will put forward design opinions on blackboard writing design, detail strategy, courseware application, teaching aid application, exercise design and homework design for discussion. The recorder should make a good record.

6. The recorder arranges records and collects materials. 7. At this point, the host announced the end of collective lesson preparation.

Third, the work after the collective lesson preparation

After the collective lesson preparation, all the teachers who participate in the lesson preparation should choose the structure, methods and strategies in the collective lesson preparation according to the research results, redesign the teaching details, and draw a lesson plan suitable for their own class teaching, and then select teachers for further study and trial teaching (generally taught by the master and reserved). After class, the instructor writes a reflection on teaching. Collective lesson preparation materials are bound in the following order (records of collective lesson preparation activities, a lesson plan design with traces of revision after discussion, and an article-based teaching reflection). )