Classes and Functions of Food Home Economics Primary 3 Second Term Lesson Notes Week 10
Comprehensive Lesson Plan
Subject: Home Economics
Class: Primary 3
Term: Second Term
Week: 10
Age: 7 – 8 years
Topic: Classes and Functions of Food
Sub-topic: The Three Main Classes of Food and Their Functions
Duration: 40 minutes
Behavioural Objectives
By the end of the lesson, pupils should be able to:
- Name the three main classes of food.
- Identify examples of foods in each class.
- Explain the functions of each class of food in the body.
Keywords
Food, classes, energy, growth, body-building, protection.
Set Induction
The teacher displays samples or pictures of different types of food (e.g., rice, fish, fruits) and asks the pupils, “What do we eat every day? Why is food important?”
Entry Behaviour
Pupils eat different types of food daily, such as rice, beans, bread, or fruits, and know that food keeps them strong and healthy.
Learning Resources and Materials
- Pictures of food items (e.g., rice, beans, fish, fruits, vegetables).
- Real food items (optional, e.g., fruits and bread).
Building Background/Connection to Prior Knowledge
The teacher asks pupils to mention what they ate before coming to school and discusses how food helps them grow, play, and stay healthy.
Embedded Core Skills
- Critical thinking (classifying foods).
- Communication skills (discussing food types).
- Personal hygiene (food choices and benefits).
Learning Materials
- Lagos State Scheme of Work for Home Economics.
- Basic food samples or images.
Reference Books
- Lagos State Scheme of Work for Home Economics.
- Basic Home Economics Textbook for Primary Schools.
Instructional Materials
- Flashcards with food items.
- Charts showing the three classes of food.
- Illustrated posters of meals.
Content
Definition of Food
Food is what we eat to give our body energy, make us grow, and keep us healthy.
Classes of Food
- Energy-giving foods
- These foods give the body energy to work and play.
- Examples: Rice, yam, bread, cassava, sugar.
- Body-building foods
- These foods help the body grow and repair damaged parts.
- Examples: Beans, fish, eggs, meat, milk.
- Protective foods
- These foods keep the body healthy and prevent sickness.
- Examples: Fruits (oranges, mangoes) and vegetables (carrots, spinach).
Functions of Food
- Energy-giving foods help us run, jump, and play.
- Body-building foods make our muscles and bones strong.
- Protective foods fight diseases and keep us strong and healthy.
Examples of Foods by Class
- Energy-giving foods: Bread, yam, sugar, rice, potatoes.
- Body-building foods: Fish, beans, chicken, milk, eggs.
- Protective foods: Carrots, mangoes, oranges, spinach, pawpaw.
Evaluation Questions
Fill-in-the-blank questions:
- Food gives us __________ to grow and stay healthy. (a) energy, b) money, c) water, d) clothes)
- Rice and bread are examples of __________ foods. (a) protective, b) body-building, c) energy-giving, d) medicine)
- __________ foods help the body grow. (a) Protective, b) Body-building, c) Energy-giving, d) Junk)
- Protective foods keep us __________. (a) sick, b) weak, c) healthy, d) tired)
- Fish and beans are __________ foods. (a) energy-giving, b) protective, c) body-building, d) unhealthy)
- We need __________ foods to jump and play. (a) body-building, b) energy-giving, c) protective, d) harmful)
- Carrots and oranges are __________ foods. (a) protective, b) energy-giving, c) body-building, d) harmful)
- Foods like milk and eggs help to __________ damaged parts of the body. (a) play, b) repair, c) destroy, d) stop)
- __________ foods fight diseases in the body. (a) Energy-giving, b) Protective, c) Junk, d) Sweet)
- __________ is an example of body-building food. (a) Bread, b) Fish, c) Sugar, d) Oil)
Class Activity Discussion
FAQs:
- What is food? Food is what we eat to grow, work, and stay healthy.
- What are the three classes of food? Energy-giving, body-building, and protective foods.
- Why do we eat energy-giving foods? To get energy for work and play.
- Give two examples of energy-giving foods. Rice and bread.
- Why do we eat body-building foods? To grow and repair damaged body parts.
- Give two examples of body-building foods. Fish and eggs.
- What do protective foods do? They prevent sickness and keep us healthy.
- Give two examples of protective foods. Mangoes and carrots.
- What class of food is yam? Energy-giving food.
- Why should we eat all three classes of food? To stay strong, healthy, and grow well.
Presentation Structure
- Step 1: Revise the previous lesson on cleaning and arranging the bedroom.
- Step 2: Introduce the new topic, “Classes and Functions of Food,” and explain the importance of eating a balanced diet.
- Step 3: Display charts and flashcards of food items, classifying them into energy-giving, body-building, and protective foods.
- Step 4: Engage pupils in identifying and grouping food items they know.
Teacher’s Activities
- Display real food items or pictures for illustration.
- Explain the three classes of food and their functions.
- Lead a discussion on why eating healthy foods is important.
- Ask pupils to classify food items shown in pictures or real life.
Learners’ Activities
- Identify and name food items brought to class.
- Participate in grouping food items into their classes.
- Answer evaluation questions.
- Discuss why they eat certain foods at home.
Assessment
Short-answer questions:
- Name the three classes of food.
- Mention two examples of energy-giving foods.
- What do body-building foods do for the body?
- Name one example of protective food.
- Why should we eat rice and yam?
Conclusion
The teacher reviews the lesson by summarizing the three classes of food and their functions. Pupils’ answers are checked, and corrections are made.