Wood Carving and Sculpture for SS 3

Class: SS 3
Term: First Term
Week: 6
Age: 17 years
Duration: 60 minutes
Subject: Wood Work
Previous Lesson: Wood Lathe Parts and Uses of Wood Turning
Topic: Wood Carving and Sculpture
Subject Matter: Characteristics of wood suitable for carving and sculpture, tools techniques and processes

Specific Objectives

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

Cognitive Domain

• Identify characteristics of wood suitable for carving and sculpture.
• List different tools used in wood carving and sculpture.
• Describe various techniques and processes involved in wood carving and sculpture.

Affective Domain

• Appreciate the aesthetic value and cultural significance of wood carving and sculpture.
• Value the importance of safety precautions when handling carving tools.
• Develop an interest in exploring wood as an artistic medium.

Psychomotor Domain

• Demonstrate the correct handling and use of basic wood carving tools.
• Apply fundamental carving and sculpting techniques on a piece of wood.
• Produce a simple carved or sculptured form using appropriate techniques.

Reference Materials

The following resources were used in planning this lesson:

• 2014 Senior Secondary Education Curriculum (SSEC)
• Relevant State Unified Scheme of Work
• FCT ERC/NAPPS Scheme of work
• Wood Work for Senior Secondary Schools textbooks

Instructional Materials

The teacher will teach this lesson with the aid of:

• Various samples of wood suitable for carving (e.g., mahogany, iroko, obeche)
• Assorted wood carving and sculpting tools (e.g., chisels, gouges, mallets, carving knives, rasps, files)
• Posters and charts illustrating different carving tools and techniques
• Examples of carved wooden objects and sculptures
• Safety gloves and goggles

Rationale for the Lesson

This lesson provides students with essential knowledge and practical skills in wood carving and sculpture, a significant aspect of woodworking and art. Understanding the properties of suitable wood and mastering the correct tools and techniques allows students to transform raw materials into artistic and functional pieces. This skill fosters creativity, precision, and an appreciation for traditional crafts.

Prerequisite/Previous Knowledge

Pupils/students should have basic knowledge of different types of wood and their general properties, as well as an understanding of basic hand tools used in woodworking.

Lesson Content/Board Summary

Wood Carving and Sculpture

Characteristics of Wood Suitable for Carving and Sculpture

The selection of wood is crucial for successful carving and sculpture. Suitable wood types generally possess the following characteristics:

1. Fine and Even Grain: Wood with a fine, consistent grain is easier to carve smoothly and holds detail well. Irregular grains can cause chipping or splitting.
2. Moderate Hardness: Wood that is neither too soft nor too hard is ideal. Softwoods can be easily bruised or splintered, while very hardwoods are difficult to work with hand tools and can dull them quickly.
3. Stability: Wood that is stable and less prone to warping, cracking, or shrinking after carving is preferred. Properly seasoned wood is more stable.
4. Durability: Carved pieces should be durable to withstand handling and environmental factors.
5. Availability: Locally available and sustainable wood species are often chosen for practicality.
6. Colour and Texture: The natural colour and texture of the wood can enhance the aesthetic appeal of the finished piece.

Examples of suitable timber include:

1. Mahogany
2. Iroko
3. Obeche
4. Walnut
5. Lime (Basswood)
6. Cherry

Tools for Wood Carving and Sculpture

A variety of hand tools are used in wood carving and sculpture, each designed for specific cuts and shaping tasks:

1. Carving Knives: Used for general shaping, detailing, and trimming. They come in various blade shapes (e.g., straight, curved, hook).
2. Chisels: Straight-edged tools used for flat cuts, squaring corners, and removing larger amounts of wood.
3. Gouges: Curved-bladed tools used to create concave shapes, hollows, and rounded forms. They come in various sweeps (curvature) and widths.
4. Mallets: Used to strike the handles of chisels and gouges, providing force for deeper cuts. Wooden or rubber mallets are common.
5. Rasps: Coarse tools with sharp, protruding teeth used for rapid removal of wood and rough shaping.
6. Files: Finer than rasps, used for smoothing surfaces and refining shapes after rasping.
7. V-tools: Have a V-shaped cutting edge, used for creating lines, grooves, and sharp corners.
8. Veiners: Small gouges with a very narrow, deep U-shape, used for fine lines and details.
9. Clamps and Vises: Used to secure the workpiece firmly to a workbench, ensuring stability and safety during carving.
10. Sharpening Stones/Strops: Essential for maintaining sharp edges on all cutting tools, which is crucial for safety and effective carving.

Techniques and Processes of Wood Carving and Sculpture

Wood carving and sculpture involve a systematic process to transform a block of wood into a desired form:

1. Design and Planning:
   1. Concept Development: Begin with an idea, sketch, or model of the desired object.
   2. Transferring Design: Draw the design onto the wood block, considering the grain direction and natural features of the wood.
2. Roughing Out (Blocking Out):
   1. Initial Material Removal: Use larger chisels and gouges with a mallet to remove significant amounts of wood, establishing the basic overall shape and dimensions.
   2. Working with Grain: Always carve with the grain of the wood to prevent splitting and tearing.
3. Shaping and Refining:
   1. Developing Forms: Gradually refine the rough shape using smaller gouges, chisels, and carving knives to develop the details and contours.
   2. Undercutting: Creating depth and separation between elements by carving beneath raised areas.
   3. Texturing: Adding surface patterns or textures using specialized tools or techniques.
4. Detailing:
   1. Fine Cuts: Use carving knives, V-tools, and veiners for intricate details, facial features, or decorative elements.
   2. Smoothing: Use files and rasps to smooth out tool marks and achieve the desired surface finish.
5. Finishing:
   1. Sanding: Progressively sand the surface with finer grits of sandpaper to achieve a smooth finish.
   2. Sealing/Protecting: Apply a wood sealer, oil, wax, or varnish to protect the wood, enhance its natural beauty, and provide a durable finish.
   3. Polishing: Buffing the finished surface to achieve a desired sheen.
6. Safety Precautions:
   1. Always wear safety gloves and eye protection.
   2. Ensure tools are sharp; dull tools are more dangerous.
   3. Carve away from your body and hands.
   4. Secure the workpiece firmly to prevent it from slipping.
   5. Keep the work area clean and free of obstructions.

Teaching Methods/Instructional Techniques

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

Instructional Procedures

Step 1: Introduction

Time: 5 minutes

Teaching Skill: Engaging/Questioning

Teacher’s Activity: The teacher greets the students and asks them to name some objects made from wood that they have seen which are not furniture. The teacher then introduces the topic: Wood Carving and Sculpture.

Pupils’ Activity: Pupils respond by naming items like wooden masks, statues, or decorative carvings. They listen attentively to the introduction.

Learning Point: Introduction to carving

Step 2: Characteristics of Suitable Wood

Time: 10 minutes

Teaching Skill: Explanation/Demonstration

Teacher’s Activity: The teacher explains the key characteristics of wood suitable for carving and sculpture, such as grain, hardness, stability, and durability, using various wood samples to illustrate these points. The teacher also names specific timber types.

Pupils’ Activity: Pupils observe the wood samples, ask questions, and identify the characteristics discussed.

Learning Point: Wood characteristics for carving

Step 3: Identification of Carving Tools

Time: 10 minutes

Teaching Skill: Identification/Demonstration

Teacher’s Activity: The teacher displays various wood carving tools, names each tool, explains its specific function, and demonstrates how to hold it safely. The teacher emphasizes the importance of sharp tools and safety precautions.

Pupils’ Activity: Pupils identify the tools, listen to their functions, and observe the safe handling demonstrations.

Learning Point: Wood carving tools

Step 4: Basic Carving Techniques – Roughing Out

Time: 10 minutes

Teaching Skill: Demonstration/Guided Practice

Teacher’s Activity: The teacher demonstrates the initial stage of carving, “roughing out” or “blocking out,” using a suitable piece of wood and appropriate tools (e.g., chisel, mallet). The teacher guides students on how to remove large sections of wood while working with the grain.

Pupils’ Activity: Pupils observe the demonstration carefully and, under supervision, attempt to practice roughing out on small wood pieces provided.

Learning Point: Roughing out technique

Step 5: Basic Carving Techniques – Shaping and Refining

Time: 8 minutes

Teaching Skill: Demonstration/Guided Practice

Teacher’s Activity: The teacher demonstrates how to progress from roughing out to shaping and refining the form using gouges and carving knives. Emphasis is placed on creating smoother curves and developing details.

Pupils’ Activity: Pupils observe and continue their practical work, trying to shape and refine their pieces based on the teacher’s demonstration.

Learning Point: Shaping and refining techniques

Step 6: Finishing Processes and Safety

Time: 7 minutes

Teaching Skill: Explanation/Discussion

Teacher’s Activity: The teacher explains the final stages of carving, including detailing, sanding, and applying finishes (oils, waxes, varnishes). The teacher reiterates all safety precautions for using carving tools.

Pupils’ Activity: Pupils listen, ask questions about finishing, and review the safety guidelines.

Learning Point: Finishing and safety

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. Mention three characteristics of wood suitable for carving.
2. Name four tools used in wood carving.
3. Describe the first two stages in the wood carving process.
4. Why is it important to carve with the grain of the wood?

Pupils’ Activity: Pupils answer orally and in writing.

Learning Point: Carving knowledge assessed

Step 8: Note-Taking

Time: 10 minutes

Teaching Skill: Guided Writing

Teacher’s Activity: The teacher guides pupils/students to copy the essential Board Summary notes on characteristics of wood, tools, and techniques into their notebooks.

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

Learning Point: Recording lesson notes

Step 9: Conclusion

Time: 5 minutes

Teaching Skill: Summarizing/Reinforcement

Teacher’s Activity: The teacher summarizes the key points of the lesson, emphasizing the importance of wood selection, tool knowledge, and safe carving practices for creating beautiful wooden sculptures. The teacher encourages students to practice their carving skills.

Pupils’ Activity: Pupils listen and ask any final clarifying questions.

Learning Point: Lesson concepts reinforced

Continuous Assessment/Further Study

Type: Homework/Practical Exercise

Instruction: Answer the following questions and prepare for a practical session.

1. Research and list two other types of wood suitable for carving in Nigeria, stating their properties.
2. Draw and label any three wood carving tools discussed in class.
3. Using a small, soft piece of wood (e.g., obeche or plywood offcut) and a simple carving knife (under adult supervision), attempt to carve a basic geometric shape or a simple relief design. Bring your attempt to the next Wood Work class for review.

Lesson Keywords

• Carving – The art of shaping wood by cutting and removing pieces.
• Sculpture – A three-dimensional work of art, often created by carving, modelling, or casting.
• Grain – The pattern of fibres in wood, influencing its strength and carving properties.
• Chisel – A tool with a characteristically shaped cutting edge, used for carving or cutting wood.
• Gouge – A chisel with a curved blade, used for cutting grooves or channels in wood.
• Mallet – A hammer with a large head, typically made of wood or rubber, used for striking chisels.
• Roughing out – The initial stage of carving where large amounts of wood are removed to establish the basic form.
• Finishing – The final process of sanding, sealing, and protecting a carved wooden piece.

Differentiation

For students who grasp concepts quickly, encourage them to research advanced carving techniques or different cultural styles of wood sculpture. Provide additional, more complex wood samples for them to experiment with. For students needing more support, offer closer supervision during practical sessions, simplify the carving tasks, and provide pre-drawn designs to guide their initial cuts.

Suggested Lesson Videos

YouTube search: wood carving techniques for beginners SS3
YouTube search: types of wood for carving and sculpture