1, let children know the structure and function of our teeth.
2. Let children know the causes of dental caries and the related knowledge of preventing dental caries.
3. Know how to protect your teeth and learn to brush your teeth.
Key points and difficulties of activities: understanding the causes of dental caries and related knowledge of preventing dental caries.
Activity preparation: dental molds, flashlights (who is to blame for toothache), toothbrushes, biscuits, mirrors, children's songs for brushing teeth, etc.
Activity background:
One day, during outdoor activities, everyone was happy to play games, some basking in the sun, some chasing shadows, some throwing handkerchiefs ... Suddenly I heard Zhou's child shout, "Oh, look at Miss Wang, there is a black hole in Jiajia's tooth." At this time, all the children came to see Jiajia's teeth ... In response to this phenomenon, I launched a scientific education activity to let the children know the secrets of teeth.
Activity flow:
Activity 1: Know your teeth.
1, show the dental model, and let the children know the tooth structure preliminarily.
2. The teacher briefly explained the different functions of different teeth. (deciduous teeth, permanent teeth, fangs, etc.). ).
3. Let the children look in the mirror or at each other's teeth to find out the similarities and differences.
4. The teacher concluded that children should know more about the structure and function of teeth.
Activity 2: Understand the causes of dental caries.
1, watch multimedia courseware (who is to blame for toothache).
"What did we see in the video?" "Why does the bear's tooth hurt?" "Who is on the bear's tooth and what is it doing?" "Why are bears' teeth black?" (Step by step according to the children's answers)
2. Learn about dental caries and find them. Each child has a small mirror to observe whether there is dental caries.
3. Discuss the causes of dental caries.
4. Small experiment. Everyone has a biscuit. After eating it, the children observe what is between their teeth.
5. Use courseware to understand the causes of dental caries and discuss how to prevent dental caries and how to protect teeth.
Activity 3: I can brush my teeth.
1. Tell the method of brushing your teeth in the form of nursery rhymes with the help of dental molds.
Small toothbrush, in your hand, I ... Open your mouth.
Brush on the left, brush on the right, brush up and down inside and out.
Brush in the morning, brush at night, brush clean without tooth decay,
Rinse your mouth and smile. My teeth are shining.
2. Teacher's summary: Brush your teeth in the morning and evening. If we brush our teeth in the wrong way, our teeth will have cavities.
3. Children learn to brush their teeth while reading children's songs.
4. Educate children to insist on brushing their teeth in the morning and evening, and develop good hygiene habits of brushing their teeth in the morning and evening.