One. Objective 1Grasp what is"Junk food"、"Three no food"、"Rotten and spoiled food", grasp that eating these foods can be harmful to health. 2.Through a variety of sensory activities such as looking, touching, and smelling, students can learn to discern"Junk food"、"Three no food"、"Rotten and spoiled food"The specific method. 3.Heighten self-awareness of safe food, refusal"Junk food"、"Three no food"、"Rotten and spoiled food"to improve self-protection ability. Two. Event Preparation 1With the cooperation of parents, let children understand the knowledge of food safety briefly. 2.Courseware, junk food, rotten food,"Three nos"Several packages of food and other safe food, and several baskets of food. 
Add a ** note, no more than 140 words (optional) three. Activity process (1) Invited guests to stimulate interestChildren, in the food you usually eat, have you paid attention to its packaging? Do you know what it's about? Today I received an invitation from the bear, he invited me to come with you to his house, he wants to share his favorite food for us, so let's go and see it together! (2) Observe and discuss, analyze and explain, what is"Junk food"、"Three no food"、"Rotten and spoiled food"with"Safe food"1. **Courseware screen 1, understand junk food. Teacher: Little Bear has prepared a lot of delicious things for us, let's see what they have? Invite the toddler to observe and say the name of the food. Then**analyze and explain the knowledge of junk food**, let the children talk about what kind of food is junk food in their lives according to the explanation? 2. **Courseware screen 2, guide children to observe the outer packaging of food and understand"Three nos"Foodstuff. The teacher distributes some food to the children, reminds the children to carefully observe the outer packaging of the food, and compares it, and then guides the children to observe the small food production workshop with very poor hygienic conditions, and then tells the children that the food produced in this environment is"Three nos"Foodstuff. Then the summary will be made by Xiyangyang through the explanation, and then the children will be clear about what is qualified and"Three nos"Foodstuff. 
Add ** annotations, no more than 140 words (optional) 3, observe ** courseware screen 3, and recognize rotten and spoiled food. The bear brought out his favorite fruit and eggs (some of which were beginning to rot and spoil) and invited the guests to eat. Ask the question again:"How are these foods different? "The children observe and discuss, and then summarize: foods like this that start to rot and have a peculiar smell and are not bright in color are rotten and spoiled food, with a large number of harmful bacteria on them, and cannot be eaten. 4.Observe the fourth picture of the courseware to understand healthy food. The teacher shows the healthy food label and the logo to tell the children what kind of food is healthy. (3) Purchasing food, the game consolidates and creates a supermarket shelf situation. The children were divided into three groups to compete in the food sorting and procurement competition to see which group purchased more and safer food. The teacher participates in the game as a food inspector. The activity was extended to invite the children to go home and look for what other foods are in their lives with their parents"Junk food"、"Three no food"with"Rotten and spoiled food"。