Practical Uses of Simple Machines for Primary 1

Class: Primary One
Term: Third Term
Week: 10
Age: 6 years
Duration: 45 minutes
Subject: Basic Science
Curriculum Theme: Science, Technology and Development
Focal competence: Using simple machines to perform simple everyday tasks
Key competencies/values: Responsibility; Creativity and Innovation
Skills:

• Using simple machines to perform tasks in the environment

Previous Lesson: Uses of Simple Machines, Where They Are Found and the Work They Do
Topic: Simple Machines: Practical Use
Subject Matter: Using a safe simple machine to perform a familiar task

Specific Objectives

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

Cognitive Domain

• Identify the parts of a simple machine (e.g., broom).
• Explain how a simple machine makes work easier.

Affective Domain

• Appreciate the importance of simple machines in everyday tasks.
• Show responsibility when handling simple machines.

Psychomotor Domain

• Use a simple machine to perform a task in the environment safely.

Social Domain

• Collaborate with peers during practical activities.

Reference Materials

The following resources were used in planning this lesson:

• 2025 Revised 9 Years Basic Education Curriculum
• Relevant State Unified Scheme of Work
• Basic Science for Primary Schools, Book 1
• The HeadTeacher Scheme of work

Instructional Materials

The teacher will teach this lesson with the aid of:

• A broom (or a spoon/small wheelbarrow)
• Pictures or charts of simple machines
• A safe practice area (e.g., classroom corner, school compound)

Rationale for the Lesson

This lesson helps pupils understand the practical application of simple machines in their daily lives. It enables them to connect theoretical knowledge with hands-on experience, fostering a deeper appreciation for how these tools simplify work. Developing practical skills in using simple machines also promotes safety and responsibility.

Prerequisite/Previous Knowledge

Pupils should have basic knowledge of what simple machines are and be able to name a few examples.

Lesson Content/Board Summary

Simple Machines: Practical Use

Understanding a Simple Machine (The Broom)

A simple machine is a tool that helps us do work easily. An example of a simple machine we use every day is a broom.

Parts of a Broom

A broom has two main parts:

1. The handle: This is the long stick part we hold.
2. The bristles: These are the bushy parts that sweep the dirt.

How to Use a Broom Safely

To use a broom safely, we should:

1. Hold the handle firmly.
2. Sweep gently to gather dirt without raising too much dust.
3. Keep the broom in a safe place after use.

How a Broom Makes Work Easier

A broom makes sweeping easier by:

1. Helping us gather dirt and dust quickly.
2. Allowing us to reach dirt in corners and under furniture.
3. Saving our energy and time compared to picking up dirt by hand.

Teaching Methods/Instructional Techniques

Demonstration, Guided Practice, Question and Answer, Explanation, Observation, Practical Activity.

Instructional Procedures

Step 1: Introduction

Time: 5 minutes

Teaching Skill: Engaging/Recalling

Teacher’s Activity: The teacher greets the pupils and asks them to name some simple machines they know. The teacher then introduces the topic: “Simple Machines: Practical Use” and shows a broom.

Pupils’ Activity: Pupils respond to the greeting and name simple machines like a knife, spoon, or scissors. They observe the broom.

Learning Point: Introduction to topic

Step 2: Identification and Parts of a Simple Machine

Time: 8 minutes

Teaching Skill: Identification/Explanation

Teacher’s Activity: The teacher holds up the broom and asks pupils to identify it. The teacher then points to the handle and bristles, naming each part and explaining its function.

Pupils’ Activity: Pupils identify the broom and point to its parts as the teacher names them. They repeat the names of the parts.

Learning Point: Broom parts identification

Step 3: Safe Operation Demonstration

Time: 7 minutes

Teaching Skill: Demonstration/Modelling

Teacher’s Activity: The teacher demonstrates the correct and safe way to hold and use the broom to sweep a small area, emphasizing gentle sweeping and proper posture. The teacher explains why safety is important.

Pupils’ Activity: Pupils observe the teacher’s demonstration carefully, paying attention to how the broom is held and used.

Learning Point: Safe broom usage

Step 4: How it Makes Work Easier

Time: 5 minutes

Teaching Skill: Explanation/Discussion

Teacher’s Activity: The teacher asks pupils what they observed about the broom’s use and explains how it makes sweeping faster and easier than picking up dirt by hand. The teacher asks questions to ensure understanding.

Pupils’ Activity: Pupils share their observations and listen to the explanation. They answer the teacher’s questions.

Learning Point: Broom simplifies work

Step 5: Guided Practice (Pupils use the machine)

Time: 8 minutes

Teaching Skill: Guided Practice/Supervision

Teacher’s Activity: The teacher guides pupils, in small groups or individually, to take turns using the broom to sweep a designated small, safe area. The teacher supervises closely, correcting any unsafe handling.

Pupils’ Activity: Pupils take turns using the broom to perform a simple sweeping task under the teacher’s supervision.

Learning Point: Practical machine use

Step 6: Reinforcement/Discussion

Time: 3 minutes

Teaching Skill: Reinforcement/Discussion

Teacher’s Activity: The teacher leads a brief discussion, asking pupils what they learned from using the broom and how it helped them. The teacher praises their efforts and reinforces the idea of simple machines making work easier.

Pupils’ Activity: Pupils share their experiences and understanding of how the broom helped them.

Learning Point: Work made easier

Step 7: Evaluation/Review

Time: 5 minutes

Teaching Skill: Questioning/Assessment

Teacher’s Activity: The teacher evaluates the learning by asking the following questions:

1. What simple machine did we use today?
2. Name one part of a broom.
3. Show me how to hold a broom safely.
4. How does a broom help us to do work?

Pupils’ Activity: Pupils answer orally and in writing.

Learning Point: Understanding simple machine use

Step 8: Note-Taking

Time: 4 minutes

Teaching Skill: Guided Writing

Teacher’s Activity: The teacher guides pupils to copy the essential Board Summary notes on the practical use of a simple machine (broom) into their notebooks.

Pupils’ Activity: Pupils copy the notes carefully into their notebooks.

Learning Point: Recording lesson notes

Step 9: Conclusion

Time: 2 minutes

Teaching Skill: Summarizing

Teacher’s Activity: The teacher briefly reminds pupils that simple machines like the broom help us do work easily and safely, and encourages them to observe other simple machines at home.

Pupils’ Activity: Pupils listen attentively and acknowledge the conclusion.

Learning Point: Lesson consolidation

Continuous Assessment/Further Study

Type: Homework

Instruction: Answer the questions in your notebook.

1. Draw a broom and label its parts.
2. Mention two ways a broom makes sweeping easy.

Lesson Keywords

• Simple machine – A tool that helps us do work easily.
• Broom – A simple machine used for sweeping.
• Handle – The part of a broom that we hold.
• Bristles – The part of a broom that sweeps.
• Safe – Not likely to cause harm or injury.

Differentiation

For slower learners, provide extra guidance during the practical activity and allow them more time to practice. Use visual aids like larger pictures of the broom. For faster learners, encourage them to identify other simple machines around the school and discuss how they make work easier.

Suggested Lesson Videos

For further understanding, search on YouTube for: simple machines for kids primary 1

Teacher Guide for Using This Lesson Plan

Before teaching, ensure you have a clean, functional broom (or alternative simple machine) and a designated safe area for the practical activity. Start by reviewing what simple machines are. When demonstrating, clearly articulate each step of safe operation. During pupil practice, circulate to provide individual support and correct any unsafe handling immediately. Emphasize observation of how the machine simplifies work. Allow pupils to copy the Board Summary notes after the practical activities and discussion. Conclude by reinforcing the main idea of simple machines making work easier and promoting safety awareness.