Class: Primary 4
Term: 3rd Term
Subject: Pre-Vocational Studies
Curriculum Theme: Agricultural Science
Previous Lesson: Maintenance Of Farm Tools, Washing
Topic: Maintenance Of Farm Tools: Sharpening
Content/Learning Area: Rub oil on metal parts to avoid rusting,sharpening blunt edges,etc.

Performance Objectives

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

Cognitive Domain: Explain the importance of sharpening blunt farm tools.
Affective Domain: Demonstrate a positive attitude towards the care of farm tools.
Psychomotor Domain: sharpen blunt tools correctly with assistance.
Social Domain: Work in pairs to maintain farm tools cooperatively.

Reference Materials

The following resources were used in planning this lesson:

9 Years Basic Education Curriculum
Abuja Educational Resource Centre Scheme of work
NAPPS National Unified Scheme of Work
Online Details from: Epic Gardening – How to Sharpen Garden tools in 7 Simple Steps
Relevant Textbooks

Instructional Materials

To deliver this lesson, the teacher will employ the help of the following materials:

Real farm tools (cutlass, hoe, machete, etc.)
Sharpening stone or file
Lubricating oil
Rag or cloth
Chart showing maintenance procedures
Pictures of rusty and clean tools

Rationale for the Lesson

Sharpening farm tools helps them work better and last longer. Pupils must learn to care for tools properly to prevent accidents and save money.

Prerequisite/Previous Knowlege

Pupils have previously identified common farm tools and their uses.

Lesson Content

Maintenance Of Farm Tools: Sharpening

Sharpening means making the cutting edge of a tool smooth and pointed again. Farm tools must be kept in good condition to make farm work easy and safe. One way to care for them is by sharpening their edges when they become blunt because it helps the tool cut better and faster.

Importance of Sharpening Tools

Sharpening tools is essential for efficient and safe farming practices. The following are benefits of sharpening tools:

Saves time and energy on the farm
Makes tools cut neatly and fast
Prevents damage to crops
Reduces the risk of injury
Increases the lifespan of the tools
Improves the overall efficiency of farm operations
Ensures cleaner cuts, promoting plant health
Reduces strain on the user, preventing fatigue

Other Ways to Maintain Tools

Aside from sharpening, other care methods keep tools working well.
They are:

Rubing oil on metal parts to avoid rusting
Store tools in a dry place
Clean tools after use
Keep tools away from rain
Handle tools with care
Regularly inspect tools for damage
Replace worn-out parts promptly
Use appropriate tools for specific tasks

Teaching Methods

To deliver this lesson,‌ ⁤the teacher will⁤ adopt⁤ the following methods: Discussion, Explanation, Exhibition, Question and Answer, Visual Aids, Group Work

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: Tells a short story of a farmer struggling to cut with a blunt cutlass
Pupils’ Activity: listen and answer questions

Step 2: Meaning of Sharpening

Time: 5 mins
Teaching Skill: Explanation
Teacher’s Activity: Explains what sharpening is using real farm tools
Pupils’ Activity: Observe the tools and listen attentively

Step 3: Importance of Sharpening

Time: 5 mins
Teaching Skill: discussion
Teacher’s Activity: Discusses why sharpening tools is important
Pupils’ Activity: Participate in the discussion

Step 4: How to Sharpen Tools

Time: 8 mins
Teaching Skill: demonstration
Teacher’s Activity: Shows how to sharpen a hoe and cutlass using a file and applies oil after
Pupils’ Activity: Watch and later try sharpening under guidance

Step 5: Other maintenance Tips

Time: 5 mins
Teaching skill: Explanation
Teacher’s Activity: Lists and explains other ways to care for tools
Pupils’ Activity: Take notes and ask questions

Step 6: Note-Taking

Time: 3 mins
Teaching Skill: Copying/Recall
Teacher’s Activity: Guides pupils to copy short notes from the board
Pupils’ Activity: Copy notes in their books

Step 7: evaluation/Review

Time: 6 mins
Teaching Skill: Questioning
Teacher’s Activity: Asks oral and practical questions on sharpening and care of tools
Pupils’ Activity: Answer questions, demonstrate sharpening

Objective-aligned checks:

Explain the importance of sharpening blunt farm tools.
Demonstrate a positive attitude towards the care of farm tools.

Step 8: Conclusion

Time: 3 mins
Teaching Skill: Instructional/Cognitive/Social
Teacher’s Activity: Recaps lesson, praises good effort, gives homework to check tools at home
Pupils’ Activity: Listen, interact, and respond to closing activities

Lesson Keywords

Sharpening – Making a tool’s edge pointed
Rusting – When metal changes color and gets weak from water
File – A tool used to sharpen blades
Oil – Liquid used to stop rust
Maintenance – Keeping something in good condition

Lesson Evaluation

To evaluate the learning, the teacher asks pupils to:

Explain what sharpening means
Mention three reasons why we sharpen farm tools
List three materials used in sharpening
Show how to rub a file on a cutlass
Describe two other ways to maintain tools

Assignment/Homework

List five farm tools commonly used in our community.
Explain why it is important to keep farm tools clean and dry.
Ask your parents or guardians about the tools they use on the farm and how they maintain them.

Differentiation

For slower learners: Teacher pairs struggling pupils with stronger ones during group work and uses real-life demonstration to aid visual learners.
For advanced learners: Encourage advanced learners to research different types of sharpening tools and methods.
For visual/auditory/kinesthetic learners: Use visual aids, verbal explanations, and hands-on activities to cater to different learning styles.

Note for Teachers

Ensure close supervision during practical sharpening to prevent injury.Use onyl safe tools for young pupils and give regular praise.