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PRIMARY 2: SOCIAL STUDIES – THIRD TERM | WEEK 10

Updated June 8, 2026Primary 2, Social Studies, Third Term

TOPIC: PREVENTING THE INTAKE OF HARMFUL SUBSTANCES

A: TEACHING AND LEARNING MATERIALS

  1. Pictures of safe and unsafe food.
  2. Clean water sample.
  3. Pictures of covered and uncovered food.
  4. Expiry-date picture cards.
  5. Safety flashcards.
  6. Pupils’ notebooks and pencils.

B: REFERENCE MATERIALS

  1. Scheme of work.
  2. Recommended SOCIAL STUDIES textbook for Primary 2.
  3. Online educational resources.

C: PREVIOUS KNOWLEDGE

The pupils have learnt about harmful substances and examples such as rotten food, expired medicine, dirty water and household chemicals.

D: PERFORMANCE OBJECTIVES

By the end of the lesson, pupils should be able to:

  1. Mention ways of preventing intake of harmful substances.
  2. Identify safe food and water habits.
  3. State why fruits should be washed before eating.
  4. Explain why expired products should be avoided.
  5. State what to do when they see unknown substances.

E: CONTENT

Preventing Harmful Substances from Entering the Body

We can protect ourselves by making safe choices.

1. Avoid Spoiled Food

Do not eat food that:

  • smells bad,
  • looks rotten,
  • has mould,
  • has gone bad.

2. Check Expiry Dates

Expired foods and medicines should not be used.

3. Drink Clean Water

Drink water from safe and clean sources. 💧✅

4. Eat Properly Cooked Food

Food should be properly cooked before eating.

5. Wash Fruits

Fruits should be washed with clean water before eating. 🍎💧

6. Avoid Unknown Liquids and Chemicals

Never taste liquids if you do not know what they are.

7. Take Medicines Safely

Take medicine only when guided by a responsible adult or health professional.

8. Report Unsafe Substances

Tell a parent, teacher or another responsible adult when you see suspicious substances.

F: LESSON PRESENTATION

F1: Teachers’ Activities

  1. Revises examples of harmful substances.
  2. Explains ways of avoiding them.
  3. Demonstrates washing fruit.
  4. Shows how to recognise expiry information on packages.
  5. Discusses the importance of clean water.
  6. Teaches pupils to report unknown substances.

F2: Pupils’ Activities

  1. Identify safe and unsafe food practices.
  2. Demonstrate washing fruits.
  3. Mention reasons for drinking clean water.
  4. State why expired products should be avoided.
  5. Explain what to do with unknown substances.

G: CONCLUSION

The teacher revises the different ways of preventing the intake of harmful substances. Pupils are encouraged to eat safe food, drink clean water and avoid unknown substances.

H: EVALUATION GUIDE

Pupils should be able to answer the following questions:

  1. Mention four ways of avoiding harmful substances.
  2. Why should fruits be washed before eating?
  3. Should expired food be eaten?
  4. What kind of water should we drink?
  5. What should you do when you see an unknown liquid?