Class: Primary 5
Term: 3rd Term
Subject: Basic Science and Technology
Curriculum Theme: Basic Technology
Previous Lesson: Meaning Of Conductor And Conductor Material
Topic: Non-Conductor Materials
Content/Learning area: Non-conductor materials, e.g. rubber, ceramics, Classification of material and non-conductor materials
Time Allocation: 40 minutes
Performance Objectives
By the end of the lesson, pupils should be able to:
- Cognitive Domain: Explain different materials like rubber and ceramics as non-conductor materials.
- Affective Domain: Show interest in identifying and classifying materials around them.
- Psychomotor Domain: Group and classify different materials as conductors or non-conductors.
- Social Domain: Work together in groups to identify non-conductors in the classroom.
Reference Materials
The following resources was used in planning this lesson:
- 9 years Basic Education Curriculum
- abuja Educational Resource Centre Scheme of Work
- NAPPS National Unified Scheme of Work
- Online Facts from: chemeurope.com – Nonconductor
- Relevant Textbooks
Instructional Materials
To deliver this lesson, the teacher will employ the help of the following materials:
- Samples of rubber, glass, ceramics, and plastic
- Chart showing conductor and non-conductor materials
- Pictures of different materials
- Real objects from the environment
- Whiteboard and markers
Rationale for the Lesson
Understanding non-conductor materials helps pupils stay safe around electricity and know what materials do not allow electric current to pass through.
Prerequisite/Previous Knowledge
Pupils have seen and used different objects made of materials like rubber, plastic, and glass in daily life and can identify them.
Lesson Content
Non-Conductor Materials
Non-conductor materials are materials that do not allow heat or electricity to pass through them. They are also called insulators.
Examples of Non-Conductor Materials
These materials do not allow electricity to pass through them. They are:
- Rubber
- Glass
- Plastic
- Ceramics
- Wood
- Paper
- Dry Cotton
Classification of Materials
Materials are divided based on how they allow electricity to pass. These include:
- Conductors
- Non-conductors
Uses of Non-Conductor Materials
Non-conductors are useful for safety and protection from electricity. They are:
- Used to cover electric wires
- Used for handles of electric irons
- Used in making electric plugs
- Used in kitchen tools
- Used in electric switches
- Used in the soles of shoes
- Used as housing for electronics
Teaching Methods
To deliver this lesson, the teacher will adopt the following methods: Discussion, Lecture, Storytelling, Explanation, Visual Aids, Group Work, Demonstration
Instructional Procedures
To deliver this lesson, the teacher will adopt the following steps:
Step 1: Introduction
Time: 5 mins
Teaching Skill: Set Induction
Teacher’s Activity: The teacher shows a rubber wire and a metal spoon, asks pupils to guess which can carry electricity.
Pupils’ Activity: Pupils observe and respond to the question.
Step 2: Meaning of Non-Conductors
Time: 5 mins
Teaching Skill: Explanation
Teacher’s Activity: The teacher explains that non-conductors do not allow electricity to pass.
Pupils’ Activity: Pupils listen and repeat after the teacher.
Step 3: Examples of Non-Conductors
Time: 8 mins
Teaching Skill: Demonstration
Teacher’s Activity: Teacher displays rubber, plastic, and glass, allowing pupils to touch and identify.
Pupils’ Activity: Pupils observe and identify items.
Step 4: classification of Materials
Time: 7 mins
Teaching Skill: Group Work
Teacher’s Activity: Teacher groups materials as conductors and non-conductors and lets pupils sort samples.
Pupils’ Activity: Pupils sort items into correct groups.
Step 5: Uses of Non-Conductors
Time: 5 mins
Teaching Skill: Explanation
Teacher’s Activity: Teacher explains the importance of non-conductors and shows examples like plugs and iron handles.
Pupils’ Activity: Pupils listen and give examples from home.
step 6: Note-Taking
Time: 3 mins
Teaching Skill: Reinforcement
Teacher’s Activity: Teacher writes short note on the board and guides pupils to copy.
Pupils’ Activity: Pupils copy the note in their books.
Step 7: Evaluation/review
Time: 4 mins
Teaching Skill: Assessment
Teacher’s Activity: Teacher asks pupils questions based on the lesson.
Pupils’ Activity: Pupils answer the questions orally.
Step 8: Conclusion
Time: 3 mins
Teaching Skill: Cognitive, Instructional
Teacher’s Activity: Teacher summarizes the lesson and reminds pupils of the importance of safety.
Pupils’ Activity: Pupils listen and ask questions.
Lesson Keywords
- Non-conductor – A material that does not allow electricity to pass
- Rubber – A soft material used to stop electric current
- Ceramics – Hard non-metal materials used for insulators
- Plastic – A light material that cannot carry electricity
- Insulator – Another name for a non-conductor
- Conductor – A material that allows electricity to pass through it easily
- Electricity – A form of energy that can produce light, heat, and power
Lesson evaluation
To evaluate the learning, the teacher asks pupils to:
- Define non-conductors
- Mention two examples of non-conductor materials
- State two uses of non-conductors
- Classify rubber and metal as conductor or non-conductor
- List two materials that are conductors and two that are non-conductors
Assignment/Homework
- List five non-conductor materials found at home.
- Explain why electrical wires are covered wiht plastic or rubber.
- Draw and label three items that use non-conductors for safety.
Differentiation
- For slower learners: Provide simplified explanations and hands-on activities with real objects.
- For advanced learners: Encourage them to research and present on different types of insulators and their specific applications.
- for visual/auditory/kinesthetic learners: Use visual aids, verbal explanations, and hands-on activities to cater to different learning styles.
Note for Teachers
Use real materials and encourage participation through group activities. Reinforce safety importance when teaching about electricity.
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