Vocabulary Building English Grammar Primary 3 Third Term Week 2

Subject: English Grammar

Class : Primary 3

Term : Third Term

Week : Week 2

Grade Level: Primary 3

Duration: 60 minutes

Learning Objectives:

1. Understand the concept of tooth decay and its causes.
2. Identify key terms related to tooth decay and dental hygiene.
3. Develop awareness of the importance of dental hygiene practices.
4. Demonstrate the ability to use vocabulary related to tooth decay in sentences.

Embedded Core Skills:

1. Reading comprehension: Understanding and interpreting information about tooth decay.
2. Vocabulary building: Learning and using dental health-related terms.
3. Writing skills: Constructing simple sentences using the vocabulary words.

Learning Materials:

1. Visual aids: Pictures and diagrams showing tooth decay, dental hygiene practices, and dental tools.
2. Flashcards: Prepared flashcards with vocabulary words related to tooth decay.
3. Whiteboard and markers.
4. Worksheets: Handouts with fill-in-the-blank exercises and sentence construction tasks.
5. Assessment sheets: To record students’ progress and evaluation

Content

Vocabulary Development Building

Words Associated with Tooth decay

1. Tooth decay
2. Cavities
3. Plaque
4. Dental hygiene
5. Sugar
6. Enamel
7. Brushing
8. Flossing
9. Dentist
10. Mouthwash

Meaning of the words that are related to tooth decay

1. Tooth decay: The gradual destruction of the tooth’s structure caused by bacteria and acids, leading to cavities.
2. Cavities: Holes or openings in the teeth caused by tooth decay.
3. Plaque: A sticky, colorless film of bacteria that forms on the teeth and gums, which can lead to tooth decay.
4. Dental hygiene: The practice of maintaining cleanliness and health of the teeth and mouth to prevent dental problems.
5. Sugar: A sweet substance that can contribute to tooth decay when consumed in excessive amounts.
6. Enamel: The hard, protective outer layer of the tooth that can be eroded by acids produced by bacteria, leading to tooth decay.
7. Brushing: The act of cleaning the teeth using a toothbrush and toothpaste to remove plaque and maintain oral hygiene.
8. Flossing: The process of using a thin thread or floss to clean between the teeth and remove plaque and food particles.
9. Dentist: A medical professional who specializes in the diagnosis, treatment, and prevention of dental diseases and conditions.
10. Mouthwash: A liquid solution used to rinse the mouth, often containing antiseptic or fluoride, to freshen breath and help prevent dental problems

Words used in Sentences

1. Tooth decay: If you don’t brush your teeth properly, you may develop tooth decay.
2. Cavities: The dentist found two cavities in my back teeth during my check-up.
3. Plaque: Brushing your teeth twice a day helps to remove plaque and keep your mouth clean.
4. Dental hygiene: Good dental hygiene involves brushing your teeth, flossing, and visiting the dentist regularly.
5. Sugar: Eating too much sugar can contribute to tooth decay and cavities.
6. Enamel: The hard outer layer of your teeth called enamel can be damaged by acid, leading to tooth decay.
7. Brushing: Remember to brush your teeth for two minutes, at least twice a day, to prevent tooth decay.
8. Flossing: Flossing helps to remove food particles and plaque from between your teeth, preventing tooth decay.
9. Dentist: It’s important to visit the dentist every six months for a check-up and cleaning to keep your teeth healthy.
10. Mouthwash: Using mouthwash after brushing and flossing can help kill bacteria and freshen your breath

Evaluation

1. Tooth decay is the gradual destruction of the tooth’s structure caused by _______. (a) Bacteria and acids (b) Brushing and flossing (c) Plaque and cavities
2. Cavities are small _______ in the teeth caused by tooth decay. (a) Cracks (b) Holes or openings (c) Stains
3. Plaque is a sticky, colorless film of _______ that forms on the teeth and gums. (a) Sugar (b) Bacteria (c) Enamel
4. _______ is the practice of maintaining cleanliness and health of the teeth and mouth to prevent dental problems. (a) Dental hygiene (b) Toothpaste (c) Mouthwash
5. Consuming too much _______ can contribute to tooth decay. (a) Water (b) Sugar (c) Flossing
6. Enamel is the hard, protective outer layer of the tooth that can be eroded by _______. (a) Bacteria and acids (b) Dentist visits (c) Brushing and flossing
7. Brushing your teeth helps to remove _______ and maintain oral hygiene. (a) Plaque and cavities (b) Dentists and flossing (c) Bacteria and food particles
8. Flossing is the process of using a thin thread or floss to clean between the teeth and remove _______. (a) Plaque and food particles (b) Tooth decay (c) Enamel erosion
9. A _______ is a medical professional who specializes in the diagnosis and treatment of dental diseases and conditions. (a) Toothbrush (b) Dentist (c) Mouthwash
10. Using _______ after brushing and flossing can help kill bacteria and freshen your breath. (a) Toothpaste (b) Mouthwash (c) Sugar

Feel free to fill in the blanks by choosing the correct option (a), (b), or (c) for each question

Lesson Plan Presentation: Dental Health and Tooth Decay

Grade: Primary 3 Subject: English Grammar Topic: Dental Health and Tooth Decay

Presentation:

Previous Lesson 

• Structure : Expressing Future Actions In A Negative Form (eg We will not be coming to church next Sunday) English Grammar Primary 3 Third Term Week 2

I. Introduction (5 minutes)

• Greet the students and introduce the topic of dental health and tooth decay.
• Engage the students with a simple question: “What do you know about taking care of your teeth?”

II. Explanation of Tooth Decay (10 minutes)

• Explain the concept of tooth decay, using visual aids to illustrate the process.
• Discuss the causes of tooth decay, such as bacteria, plaque, and sugar.

III. Vocabulary Building (15 minutes)

• Introduce ten key words related to tooth decay and dental hygiene, using flashcards.
• Pronounce each word and ask students to repeat after you.
• Discuss the meanings of each word and provide simple examples to ensure understanding

IV. Teacher’s Activities (10 minutes)

• Provide examples of sentences using the vocabulary words.
• Model sentence construction using the words and guide students to create their own sentences.
• Encourage students to ask questions and seek clarifications.

V. Learners’ Activities (20 minutes)

• Distribute worksheets with fill-in-the-blank exercises and sentence construction tasks.
• In pairs or individually, students complete the exercises using the vocabulary words.
• Monitor and assist students as they work on the activities.

VI. Assessment (10 minutes)

• Collect completed worksheets for assessment purposes.
• Ask individual students to read aloud their completed sentences to check their understanding and pronunciation

Evaluation Questions:

1. What is tooth decay?
2. How can plaque contribute to tooth decay?
3. What are some causes of tooth decay?
4. Name three dental hygiene practices that can prevent tooth decay.
5. Define the term “cavities.”
6. Why is it important to visit the dentist regularly?
7. How does flossing help prevent tooth decay?
8. What is the role of enamel in tooth health?
9. What is the purpose of using mouthwash?
10. How does consuming excessive sugar contribute to tooth decay?

VII. Conclusion (5 minutes)

• Recap the main points discussed during the lesson.
• Emphasize the importance of dental hygiene for maintaining healthy teeth.
• Encourage students to practice good dental habits and take care of their teeth.

Note: This lesson plan presentation can be adjusted based on the specific classroom environment and available time.