Class: Senior Secondary School 1 (SS1 / SSS 1)
Term: 3rd Term
Week: 1
Age: 15 years
Duration: 45 minutes
Subject: Furniture Making
Curriculum Theme: Trade
Previous Lesson: .
Topic: Hand Tools Type, Classification And Uses
Subject Matter: Types of hand tools, Classification of hand tools, Uses of hand tools

Specific Objectives

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

Cognitive Domain:

Identify various types of hand tools used in furniture making.
Classify hand tools based on their functions.
State the specific uses of common hand tools.

Affective Domain:

Appreciate the importance of using the correct tool for a specific task.
Develop a sense of responsibility in handling and maintaining hand tools.

Psychomotor Domain:

Demonstrate the correct way to hold and use at least two common hand tools.
Organize hand tools appropriately after use.

Communicate effectively about different hand tools and their applications.
Collaborate with peers during practical demonstrations.

Reference Materials

The following resources were used in planning this lesson:

9 Years Basic Education Curriculum for Furniture Making (Senior Secondary Education)
State Unified Scheme of Work for Furniture Making (SSS 1)
Furniture Making for Senior Secondary Schools by A. O. Ojo
Federal Ministry of Education, Nigeria
Nigerian Educational Research and Development Council (NERDC)

Instructional Materials

The teacher will teach this lesson with the aid of:

Actual examples of hand tools such as a saw, hammer, plane, and chisel.
Charts showing different types and classifications of hand tools.
Pictures or diagrams of hand tools and their applications.

Rationale for the Lesson

This lesson helps pupils to understand the basic tools used in furniture making. Knowing the types and uses of hand tools is important for developing practical skills and working safely in the workshop. This knowledge forms the foundation for more advanced furniture making techniques.

Prerequisite/Previous Knowledge

Pupils are expected to have some basic knowledge of tools from their Introductory Technology lessons in Junior Secondary School.

Lesson Content/Board Summary

Hand Tools: Types, Classification, and Uses

Definition of Hand Tools

Hand tools are instruments that are operated manually, without the use of electric power or motors. They are fundamental for various tasks in furniture making, from measuring and cutting to shaping and finishing.

Types of Hand Tools

The following are common types of hand tools used in furniture making:

Saws: For cutting wood. Examples include tenon saw, coping saw, panel saw.
Hammers: For driving nails, fitting parts, or striking chisels. Examples include claw hammer, ball-peen hammer.
Planes: For smoothing and shaping wood surfaces. Examples include jack plane, smoothing plane.
Chisels: For cutting, carving, or shaping wood. Examples include firmer chisel, mortise chisel.
Measuring Tools: For taking dimensions and marking. Examples include measuring tape, try square, ruler.
Holding Tools: For securing workpieces. Examples include G-clamp, bench vice.
Boring Tools: For making holes. Examples include brace and bit, hand drill.

Classification of Hand Tools

Hand tools can be classified according to their primary functions:

Measuring and Marking Tools: Used for taking dimensions, drawing lines, and marking points. Examples include measuring tape, try square, marking gauge.
Cutting Tools: Used for severing, shaping, or removing material from wood. Examples include saws, chisels, planes.
Striking Tools: Used for applying force to another tool or workpiece. Examples include hammers, mallets.
Holding Tools: Used for gripping or securing workpieces. Examples include clamps, bench vices.
Boring Tools: Used for creating holes in wood. Examples include brace and bit, gimlet.
Finishing Tools: Used for smoothing or refining surfaces. Examples include sandpaper, scrapers.

Uses of Hand Tools

The following are the uses of specific hand tools:

Saw: Used for cutting wood to desired lengths or shapes.
Hammer: Used for driving nails into wood, assembling joints, or striking chisels.
Plane: Used for smoothing rough wood surfaces, reducing thickness, and creating flat or angled surfaces.
Chisel: Used for carving, shaping, and removing waste wood from joints or decorative work.
Measuring Tape: Used for taking linear measurements of wood.
Try Square: Used for checking and marking right angles on wood.
G-clamp: Used for holding pieces of wood together while glue dries or during assembly.

Teaching Methods/Instructional Techniques

Discussion, Lecture, Demonstration, Question and Answer, Visual Aids

Instructional Procedures

Step 1: Introduction

Time: 5 minutes
Teaching Skill: Set Induction
Teacher’s Activity: The teacher greets the pupils and reviews the previous lesson briefly. The teacher then asks pupils to name any tools they know that are used for working with wood. This leads to the introduction of “Hand Tools” as the topic for the day.
Pupils’ Activity: Pupils respond to greetings, recall previous knowledge, and name tools.
Learning Point: Pupils’ interest is aroused, and a connection to the new topic is established.

Step 2: Presentation of Types of Hand Tools

Time: 10 minutes
Teaching Skill: Explanation/Demonstration
Teacher’s Activity: The teacher presents various hand tools (saw, hammer, plane, chisel) one by one, naming each tool and briefly explaining its primary function while showing it to the pupils. The teacher also displays charts showing other types of hand tools.
Pupils’ Activity: Pupils observe the tools, listen to the explanations, and identify the tools by name.
Learning Point: Pupils identify and recognize different types of hand tools.

Step 3: Discussion on Classification of Hand Tools

Time: 10 minutes
Teaching Skill: Explanation/Questioning
Teacher’s Activity: The teacher explains that hand tools can be grouped based on their functions (e.g., measuring, cutting, striking, holding). The teacher then guides pupils to classify the tools presented in Step 2 into these categories.
Pupils’ Activity: Pupils listen to the explanation and participate in classifying the tools under the teacher’s guidance.
Learning Point: Pupils understand how hand tools are classified by their functions.

Step 4: Demonstration of Uses of Hand Tools

Time: 10 minutes
Teaching Skill: Demonstration
Teacher’s Activity: The teacher demonstrates the correct way to hold and use a saw for cutting, a hammer for driving a nail, and a plane for smoothing a piece of wood. Emphasis is placed on safety precautions during the demonstration.
Pupils’ Activity: Pupils observe carefully and ask questions for clarification.
Learning Point: Pupils observe the correct and safe usage of common hand tools.

Step 5: Evaluation/Review

Time: 5 minutes

Teaching Skill: Questioning/Assessment

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

What are hand tools?
List three types of hand tools used in furniture making.
Classify hand tools according to their functions, giving one example for each classification.
State one use for a saw and one use for a hammer.

Pupils’ Activity: Pupils answer orally and in writing.

Learning Point: Pupils demonstrate understanding of the lesson.

Step 8: Conclusion

Time: 5 minutes
Teaching Skill: Summarization
Teacher’s Activity: The teacher summarizes the key points of the lesson, reiterating the importance of identifying, classifying, and correctly using hand tools. The teacher then assigns homework, asking pupils to list five other hand tools not mentioned in class and their uses.
Pupils’ Activity: Pupils listen to the summary and copy the homework.
Learning Point: Pupils consolidate their learning and are encouraged to research further.

Lesson Keywords

Hand tools – Tools operated manually without electric power.
Saw – A tool with a toothed blade for cutting wood.
Hammer – A tool with a heavy head attached to a handle, used for striking.
Plane – A tool used for shaping and smoothing wood surfaces.
Chisel – A tool with a characteristically shaped cutting edge, used for carving or cutting wood.
Classification – The arrangement of items into groups or categories based on shared characteristics or functions.

Differentiation

For visual learners, the teacher will use actual tools and detailed charts. Auditory learners will benefit from clear explanations and discussions. Kinesthetic learners will be engaged through practical demonstrations and supervised handling of tools. Pupils who grasp concepts quickly can be encouraged to assist others or research more complex tools, while those needing more support will receive additional guidance during practical sessions and focused questions.

Note for teachers using this lesson plan

Ensure all tools brought to class are in good working condition and handle them safely during demonstrations. Encourage active participation from pupils, especially during tool identification and classification. Emphasize safety precautions at all stages of the lesson. Provide opportunities for pupils to handle and examine the tools under supervision where possible.