1, guide primary school students to know that spoiled food is harmful to their health.

2. Learn to distinguish common spoiled food from expired food.

(2) Emotional goals:

1, cultivate children's good habit of paying attention to healthy diet.

2. The attitude of disapproving or preventing the consumption of spoiled or expired food.

(3) behavioral objectives:

1, pay attention to food safety, and do not eat spoiled or expired food.

2. Dare to stop unhealthy eating behaviors.

Teaching emphasis: learn to distinguish the most basic food that causes poisoning, and initially cultivate the awareness of healthy eating.

Teaching aid preparation:

1, four videos of children's food and four slides.

2. There are several cartoon food headdresses in each group.

3. Pictures and text banners of healthy food and corresponding spoiled food needed in this lesson.

Teaching process:

First, the introduction of new courses

Hello, children! Welcome everyone to join the teacher in the special course of "Prevention of Food Poisoning" for primary school students! Do you know, children? We are so healthy and strong, and food plays a great role in it. Let's get to know them together! Play a homemade video of daily food to guide children to understand the nutrition and function of various foods. )

Question: What kind of food do you like best in the video, children? Tell me, why? (Discussion speech)

Write on the blackboard: the teacher posts small pictures of healthy food according to the students' answers.

Summary: Well, it's really good. Soybeans are rich in protein, which can nourish children's brains and grow smarter. Tomatoes are rich in vitamins, which can enhance children's resistance; Big steamed bread contains starch, which can make us grow healthier and so on. They are all good for health.

Writing on the blackboard: writing on the blackboard after healthy food is "good for health".

Second, teach new lessons

Transition: The children speak very well. These foods have their own nutrition. The teacher wants to eat them now, but do you know, children? What will happen if our favorite food goes bad?

1 Watch the second self-made video clip "Deteriorated Peas" to understand the harm to our health if soybeans go bad.

Question: If soybeans rich in protein go bad, what will happen if we eat them? (Discussion speech)

2. Watch the third homemade video clip "Germinated Potato". Know the harm to our health if potatoes germinate.

Question: Small potatoes also want to see the outside world and stick out their heads. What will happen if we eat such potatoes?

3. Watch the fourth self-made video clip "Terrible Deteriorated Food" to see steamed bread, green peppers, expired noodle sauce, moldy ham bread and oranges that have been stored for too long.

Question: What did you find, children? What happened to the children in the video after eating bad food?

Write on the blackboard: Dig out the bad food from the bottom of healthy food, and summarize \ "harmful to health \" from students' discussion.

Question: What would you do if you saw someone eating such food? Guide children to realize the dangers of eating these foods and the character of daring to stop wrong behavior. )

Third, contact with reality, raise awareness and guide behavior

1, play four slides to distinguish right from wrong.

Question: Children, which of the above pictures do you think is right and which is wrong? What would you do if you were? (Discussion speech)

Summary: When we see family members or friends eating such food, we should stop it in time and tell him the harm of bad food.

2. Watch the group performance, "Healthy Home-Little Lele".

Distribute small food headdresses, children imitate the performance in groups, and teachers guide the group behavior. Find a demonstration group to perform. Let's applaud.

Fourth, summarize the conversation, expand the topic and offer wishes.

Summary of Music Teachers Accompanied by \ "Healthy Songs \" on Big Screen;

Children, today we learned the lesson "Prevention of Food Poisoning" together, and we can learn a lot of knowledge. In the future, we should be careful not to eat bad food or expired food, and form a good habit of healthy eating, ok? Well, besides these, we should do more exercise and exercise to keep our bodies strong. Finally, I wish the children good health. Thank you, children. Bye!