1, know how to protect teeth.
2. Learn more about brushing behavior and master the correct brushing method.
3. Initially develop a good habit of brushing your teeth and have a desire to protect your teeth.
Key and difficult points to further understand the behavior of brushing teeth and master the correct method of brushing teeth.
Teaching preparation
Teacher:
1, multimedia courseware;
2. 40 paper cups and 40 disposable bowls;
3.20 dental molds;
4. 15 children's toothbrush;
5, "Tooth Protection Tips" map;
6, brushing habits evaluation table.
7. Biscuits and mineral water.
8. Evaluate the reward mechanism.
Student: The toothpaste and toothbrush you usually use are packed in clean pockets.
Activity process
Pre-class activities:
1, game: guess. Look at the picture and guess the organs. (ppt: pictures of human organs)
2. Talk about the role of teeth. Reward cookies for good children.
Teacher: After playing a little game, we are ready for class. Organize classes.
Introduce new courses:
1, Teacher: Teacher Wen also teaches Senior One. There is a child named Lan Lan in the class who went to the hospital two days ago. Come and see what's going on. (Playing the video of going to the dentist)
2. Teacher: Who can guess why Light Light Blue has cavities?
Say and guess the reason.
Teacher: That's right. Light light blue just didn't pay attention to these things, so she got a tooth decay and the pain was unbearable! Do you want to have cavities?
Well, we must take care of our teeth. (refers to the blackboard writing: tooth protection)
Activity 1: I know how to protect my teeth. )
Teacher: How should we protect our teeth?
Swearing combined with one's own life experience, the teacher asked with a camera.
Default ① Brush your teeth in the morning and evening. (blackboard writing, drawing)
A.how many times do you brush your teeth? When do you brush it?
B, "Brush your teeth in the morning and evening"
Why do you brush your teeth in the morning and evening?
C. gargling students will be sure if they answer, but they will experience it in the "eat less sweets" section if they don't answer.
Default 2 Eat less sugar. (blackboard writing, drawing)
Teacher: What sugary snacks do you like to eat? Students say for example.
Teacher: Yes, chocolate, ice cream, cakes, biscuits and other snacks all contain a lot of this substance, which is called "sweets". (ppt: Dessert Picture Blackboard Book: Dessert)
Why eat less sweets?
Teacher: Yes, if you eat too much of this food and don't clean it in time, it will damage your teeth. It's like a tooth full of bugs, drumming. They make holes, drill holes and do all kinds of bad things. (Ppt: Toothworm Video) Especially if you eat sweets before going to bed at night and don't brush your teeth, the consequences will be more serious. Some teeth will become like this. . . This way. . . This way. . . (ppt: pictures of teeth getting worse and worse)
Teacher: Haha, which child just ate sweet Oreo cookies? You must be scared. What shall we do? Let's help them do something.
Default: Brush your teeth. Teacher: That's a good idea. Is there any other way?
Rinse your mouth. Teacher: That's a good idea.
Children, please eat cookies. Go on stage and rinse your mouth. The projector shows mouthwash.
Students observe mouthwash and tell what they find.
Teacher: In the future, children should remember to rinse their mouths and clean up the food residue after eating. Protect our teeth. Now, are you still afraid? Then let's continue to have a happy class.
Default ③ Use children's toothpaste and toothbrush. (blackboard writing, drawing)
Capture the on-site resources, and the improper selection will be guided by the teacher, reminding them to go home and switch to children's toothbrushes and toothpaste.
Comparing the brush heads of adult and children's toothbrushes, guide students to find that children's toothbrushes have smaller brush heads and softer bristles, which is convenient for cleaning teeth.