Class: Senior Secondary School 1 (SS1, SS 1, SSS1, SSS 1)
Term: 2nd Term
Week: 7
Age: 15 years
Duration: 45 minutes
Subject: Wood Work
Curriculum Theme: Vocational Studies
Previous Lesson: Structure and Properties of Manufactured Boards.
Topic: HAND TOOLS TYPES AND IDENTIFICATION
Subject Matter: types of hand tools, identification of hand tools, uses of hand tools

Specific Objectives

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

Cognitive Domain:

Define hand tools.
Classify hand tools into different categories.
State the uses of various hand tools.

Affective Domain:

Appreciate the importance of using the correct tool for a specific task.
Demonstrate a responsible attitude towards the care and maintenance of hand tools.

Psychomotor Domain:

Identify at least ten different hand tools by sight.
Demonstrate the correct way to hold and use simple hand tools.

Work collaboratively with peers to identify and discuss the uses of hand tools.

Reference Materials

The following resources were used in planning this lesson:

9 Years Basic Education Curriculum for Wood Work (Senior Secondary Education)
State Unified Scheme of Work for Senior Secondary School Wood Work
F.C. Anyakoha (2005). New Syllabus on Introductory Technology for Junior Secondary Schools. Africana First Publishers Plc.

Instructional Materials

The teacher will teach this lesson with the aid of:

Real hand tools (e.g., hammer, saw, chisel, plane, screwdriver, tape measure, try square)
Chart showing different types of hand tools and their names

Rationale for the Lesson

This lesson helps pupils understand the basic tools used in woodworking, which is important for practical skills development. Knowing different hand tools and their uses enables pupils to perform various tasks effectively and safely, whether in school projects or everyday repairs.

Prerequisite/Previous Knowledge

Pupils have seen and perhaps used some basic tools at home or in school for simple tasks.

Lesson Content/Board Summary

HAND TOOLS: TYPES AND IDENTIFICATION

1. Definition of Hand Tools

Hand tools are instruments operated manually, without the use of electric power or motors, to perform various tasks in woodworking, metalworking, and other crafts.

2. Classification of Hand Tools

Hand tools can be classified into different categories based on their primary function. These categories include:

Measuring and Marking Tools
Cutting and Sawing Tools
Planing and Shaping Tools
Boring Tools
Striking Tools
Holding Tools
Fastening Tools

3. Examples of Hand Tools and Their Uses

a. Measuring and Marking Tools

These tools are used for taking measurements and marking lines or points on a workpiece.

Some common measuring and marking tools are:

Steel Rule: Used for taking linear measurements.
Try Square: Used for checking and marking right angles (90 degrees).
Marking Gauge: Used for marking lines parallel to an edge.
Pencil/Scribe: Used for marking lines and points.

b. Cutting and Sawing Tools

These tools are used for separating or removing material from a workpiece.

Some common cutting and sawing tools are:

Hand Saw: Used for cutting wood across or along the grain. Examples include Rip saw (for cutting along the grain) and Cross-cut saw (for cutting across the grain).
Chisel: Used for cutting, shaping, and carving wood.
Block Plane: Used for shaving small amounts of wood, especially on end grain.
Smoothing Plane: Used for producing a smooth finish on wood surfaces.

c. Boring Tools

These tools are used for making holes in a workpiece.

Some common boring tools are:

Brace and Bit: Used for drilling larger holes manually.
Gimlet: Used for making small pilot holes for screws.
Bradawl: Used for making small holes for nails or screws.

d. Striking Tools

These tools are used for applying impact or force.

Some common striking tools are:

Claw Hammer: Used for driving nails and pulling them out.
Mallet: Used for striking chisels or assembling joints without damaging the wood.

e. Holding Tools

These tools are used for securing or clamping a workpiece in position.

Some common holding tools are:

Bench Vice: Used for holding wood firmly on a workbench.
G-Clamp: Used for holding pieces of wood together, especially during gluing.

f. Fastening Tools

These tools are used for joining materials together.

Some common fastening tools are:

Screwdriver: Used for driving in and removing screws.

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 use at home or have seen craftsmen use. This leads to the topic of hand tools.
Pupils’ Activity: Pupils respond to the teacher’s questions and share their experiences with tools.
Learning Point: Pupils connect their prior knowledge to the new topic.

Step 2: Presentation of Hand Tools

Time: 10 minutes
Teaching Skill: Explanation/Demonstration
Teacher’s Activity: The teacher displays various hand tools and explains the general definition of a hand tool. The teacher then introduces the different classifications of hand tools based on their function, using the chart if available.
Pupils’ Activity: Pupils observe the tools and listen attentively to the classifications.
Learning Point: Pupils understand what hand tools are and how they are categorized.

Step 3: Identification of Measuring and Marking Tools

Time: 7 minutes
Teaching Skill: Demonstration/Identification
Teacher’s Activity: The teacher displays specific measuring and marking tools (e.g., steel rule, try square, marking gauge, pencil). For each tool, the teacher demonstrates its identification and explains its primary use.
Pupils’ Activity: Pupils identify the tools shown and state their uses as explained by the teacher.
Learning Point: Pupils can identify and state the uses of common measuring and marking tools.

Step 4: Identification of Cutting and Striking Tools

Time: 7 minutes
Teaching Skill: Demonstration/Explanation
Teacher’s Activity: The teacher displays various cutting and striking tools (e.g., hand saw, chisel, claw hammer, mallet). The teacher explains their functions and demonstrates their identification.
Pupils’ Activity: Pupils identify the tools and explain their uses.
Learning Point: Pupils can identify and state the uses of various cutting and striking tools.

Step 5: Identification of Boring, Holding, and Fastening Tools

Time: 6 minutes
Teaching Skill: Demonstration/Practical Activity
Teacher’s Activity: The teacher displays and explains the identification and uses of boring tools (e.g., brace and bit, gimlet), holding tools (e.g., bench vice, G-clamp), and fastening tools (e.g., screwdriver). Pupils may be allowed to handle the tools under supervision.
Pupils’ Activity: Pupils identify the tools, state their uses, and safely handle them if permitted.
Learning Point: Pupils can identify and state the uses of boring, holding, and fastening tools.

Step 6: Safety Precautions

Time: 5 minutes
Teaching Skill: Discussion/Instruction
Teacher’s Activity: The teacher leads a discussion on the importance of safety when using hand tools. Key points include using the right tool for the job, keeping tools clean, and proper storage.
Pupils’ Activity: Pupils contribute to the discussion and note important safety tips.
Learning Point: Pupils understand basic safety precautions when working with hand tools.

Step 7: 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?
Mention three categories of hand tools.
Identify the following tools: a) Try Square b) Claw Hammer c) Hand Saw.
State one use for each of the tools mentioned in question 3.

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 lesson by reiterating the main points about hand tools, their types, identification, and uses. The teacher then gives homework: “Draw and label any five hand tools discussed in class, stating one use for each.”
Pupils’ Activity: Pupils listen to the summary and copy the homework.
Learning Point: Learning is reinforced, and pupils are given an opportunity to practice.

Lesson Keywords

Hand Tools – Manually operated instruments for various tasks.
Measuring Tools – Used for taking dimensions.
Marking Tools – Used for drawing lines or points.
Cutting Tools – Used for removing material.
Striking Tools – Used for applying impact.
Holding Tools – Used for securing workpieces.
Boring Tools – Used for making holes.
Fastening Tools – Used for joining materials.

Differentiation

For pupils who grasp concepts quickly, the teacher can encourage them to identify less common hand tools or explain the proper maintenance procedures for specific tools. For pupils needing more support, the teacher can provide labeled diagrams or allow them more time for hands-on identification with direct guidance.

Note for teachers using this lesson plan

Practical demonstration with real tools is essential for this lesson. Ensure all tools used for demonstration are clean and in good working condition. Emphasize safety precautions throughout the lesson. Encourage pupils to ask questions and share their observations.