1. Origin of diet and health activities: Three meals a day is a major event in people's lives. As the saying goes, people live on food. A healthy diet can provide basic nutrition for human growth and survival, so that people can have a strong body, abundant energy and a healthy life, which is particularly important for students in the growth and development period. However, many students do not have good eating habits in life, and unhealthy, unreasonable and unscientific eating phenomena are common among students. Therefore, it is both practical and valuable for students to carry out this activity. Activity goal: Through activities, let students understand the close relationship between diet and health, understand the nutritional value of different foods, develop scientific and reasonable eating habits, and pay attention to the health of themselves and others. Activity preparation:

1. Propose the theme of the activity: whether you are fat or thin, it is directly related to your diet. Do you know anything about our diet? Is the diet I believe in scientific? Is the diet balanced? Are we healthy? What foods are good for our growth? What foods do harm to our health? According to your actual situation, determine an interesting activity theme, communicate in class, and see which students share your ideas? Which students want to study topics that are related to yours, form an activity group and make clear the theme of the group's activities. Second, make an activity plan: the theme of the activity can't come out, that's still the first step! To make the activities colorful, you must have a clear activity plan. Together with the group students, you must make specific arrangements for what to study mainly, how to do activities, and the division of labor. I believe you will be able to work out a detailed activity plan. The group fills in the group activity plan in the book. Third, activity preparation:

1. Use spare time to collect and sort out information about diet and health. 2. Learn about nutrition collocation skills in various recipes from parents, teachers or chefs around you. 3. Prepare the questionnaire. 4. Pay attention to the people around you who are obese or emaciated or have normal weight, and determine the respondents. Activity process: 1. Exchange and organize information 1. What valuable information did you find? Share it with your classmates! 2. What have you learned through the collection and arrangement of data? What did you find? Got it. what Second, investigation and analysis 1. Students, is your usual diet hygienic? Did you wash your hands before and after meals? Have you eaten any expired or spoiled food? Are your eating habits scientific? What about the people around you? Conduct a survey around these contents to understand the food hygiene of you and the people around you.

2. Design the questionnaire in groups.

3. Student survey. Teacher: Among the students around us, there are many "chubby" or "bean sprouts". What do they usually eat? Do their fatness and thinness have anything to do with their diet? Please make a small survey, and now try to analyze the reasons. Venue: school, family, community. Activity time: one week. Scattered in peacetime.

4. investigation report: what method did you use to conduct the investigation? What do you find from the survey results of the members of the analysis team? Teacher's introduction method: "Learn to analyze the relationship between things"

5. Write an investigation report. Through the collection and arrangement of the above information, investigation and analysis, what did you find? Write the investigation report of the group. Third, practical activities According to the actual situation of school dishes, combined with some students' unscientific eating habits such as partial eclipse and anorexia, a scientific diet publicity activity can be carried out, which can be designed freely, so as to suggest and remind canteen staff to reasonably match meals, ensure students' balanced nutrition, and remind and educate students around them to eat well and eat healthy bodies. 1. Discuss in groups, design a publicity slogan or write a proposal.

2. Collect and sort out the information about diet and health, and distribute it to the canteen staff.

3. Publicize in schools, families or communities. Fourth, expanding activities. Take the group as a unit, carry out a design activity of "I am a little nutritionist", and compare which group's design is great! V. Summary of activities 1. Report and display (1) Exchange the collected data, the contents of the investigation, the results of the analysis, display the activity plan and information, and sort out the gains and improvements of the activities. (2) class report, learn from each other, * * * share. (3) Exchange typical cases, proposals and other materials to show the design results of "I am a little dietitian". 2. Harvest and experience. By participating in this theme activity, we have personally experienced activities such as data collection, investigation and analysis, design and publicity, and there must be many gains and experiences. Write them down! Students write "My Harvest" and communicate. Activity evaluation: