TECHNICAL DRAWING
SSS 3 SECOND TERM
WEEK
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TOPIC/CONTENT
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ACTIVITIES
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1
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COMPUTER AIDED DRAWING
Building designs using Corel draw and Harvard graphics etc.
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Teacher:
Guides the students to use the computer to design buildings.
Student
Design buildings using the computer
Teaching material
Computer and appropriate soft ware.
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2
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COMPUTER AIDED DRAWING
Engineering drawing using Corel draw and herald graphics etc.
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Teacher:
Guides the students to use the computer to students:
Design engineering item using the computer. Teaching materials
computer and appropriate soft ware
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3
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BELIEVE PRINT READING
Reading and interpretation of building drawings
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Teacher:
Guides students to read and interpreted building drawings.
Student:
Read and interpret building drawings and visits to sites
Teaching material
Blue print of building drawings
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4
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BLUE PRINT READ
Reading and interpretation of engineering drawings.
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Teacher
Guides students to read and interprets machine details.
Students
Read and interpret machine details and visits to machine shops.
Teaching materials
Blue print of engineering drawing.
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5
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Revision
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Revision
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6
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Examination
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Examination
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METAL WORK
SS 3 FIRST TERM
WEEK
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TOPIC AND CONTENT
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ACTIVITIES
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1
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Principle of casting,
1.Definition and importance of casting .
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Defines casting
–importance of casting
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2
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2.Methods of casting:
I sand casting
Ii die casting
Iii plaster mould cast and shell moulding.
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2. Leads discussion on different method of casting.
-Explains the factors for selecting any method of casting.
-compares and contrast casting methods.
-takes students to visit a metal workshop (foundry works).
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3
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Material and equipment for casting.
Type of casting equipment
-sand casting
-die casting
-shell casting
2.skekches of typical casting mould .
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Teacher lists casting equipment.
-explains the set up of equipment for sand, die, and shell casting to students
-students are involved in practical, while teacher walk round to supervise their work, and correct, when necessary,
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4
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Pattern making
1.Type of pattern; simple piece, split, flat back.
2.core making ; boxes, sand etc.
3. processes; making pouring of ferrous and non ferrous metals, finishing
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1.explains types of pattern
2.demonstrates the process of core making.
3.explains the terms, meting, pouring, gating, and finishing to the students
4.demonstrates the process of casting a simple article e.g. cutter.
5.The students will be involved practically
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5
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Casting defects.
1.Types of defects: blown air, holes, complete run out, cold short, core fault.
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1.The teacher names different types of defects.
2. list and explain different causes of defect.
3.explains the corrective measure or remedies for defects.
4.students listen, take notes and ask questions.
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6
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Buffing,
1.buffing and its uses.
2. types of buffing wheels; felt, leather, wool, cotton, cloth, cotton flannel, goblet etc.
3.types of buffing compound; lime, rouge, stone, crocus, tripolit, etc.
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Explains buffing as an element of finishing.
-state and explain the uses of buffing.
-guides students to discuss various types of buffing wheels and compounds.
2.demonstrates buffing operations.
-students carry out simple buffing operation on a given article, e.g. metal spoon.
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7
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Polishing:-
1 polishing and its uses
2 types of polishing abrasive; flint; garment; emery crocus, boron carbide, etc
3 polish methods; hand , machine.
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1.teacher explain the meaning polishing
2.state and explain uses of polishing abrasives.
3. lists various types of polishing abrasives.
4.demonstrates polishing methods.
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8
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Spot facing:-
meaning of spot facing
spot facing tools
items that can be spot faced
spot facing operation
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1.Explains spot facing and its uses.
2.decribes spot facing tool and machines.
3.decribes items that can be spot faced.
4.demonstrates spot facing operation.
-the students observe and participate activity
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9
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Plannishing:-
1 meaning of plannishing
2 purpose
to level, stiffen, harden etc
3 plannnishing hammer and stakes.
4 performs so many operations
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1.Explain the meaning and purpose of plannish
2.Display and explain the uses of plannishing hammer and stake
3.Plannished a bowl
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10
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Colouring :-
Meaning of colouring
Colouring materials e.g., hydrochloric acid, carbonic acid and ammonium sulphate etc
Coloring operations
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1.Explains colouring state the important.
2.List and explains colouring materials.
3.Decribe the methods of colouring.
4.Demontrates colouring operations, while student participate in colouring, exercise.
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11
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Enameling,
1.meaning/importance of enameling.
2.types of enamels.
3.equipment for enameling e.g. brush, spray gun, etc.
4.methods of enameling: hand and machine methods.
5.eanmelling operation
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Explain enamels and its importance.
.discusses types of enamels.
Discusses enameling equipment .
Explains the method of enameling with various method
Demonstrates the process of enameling a metal product.
Organizing industrial visits. To students for practical exposure.
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12
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Picking,
1.meaning of picking
2.picking materials, e.g. sulphuric acid, water etc.
3.picking processes.
Picking operation.
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1.explains picking
2.displays and explains picking materials.
3.describes picking operations.
4.picking a metal rod
-the students participate in picking operations.
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13
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Revision
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Revision
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14
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Examination
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Examination
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METAL WORK
S S 3 SECOND TERM.
Theme Computer Application In Metal Work.
WEEK
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TOPIC / CONTENT
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ACTIVITIES
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1
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Introduction of computer Aided design (CAD).
Meaning of computer aided design (CAD).
Stages in computer aided design; data collection, data analysis, sketches/drawing, simulation.
Computer design of parts/ product
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Explains the meaning of computer aided design.
Lists out uses of computer aided design in stages.
Demonstrate the application of CAD in design work
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2
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Introduction to computer aided manufacturing/machining (CAM)
1. Meaning of CAM, manufacturing, machining and production.
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1. Explains the meaning of CAM.
2. Explain the uses of CAM
3. Operates automated machine
4. Organizes industrial visits – student listen attentively, take note, and participate actively In the demonstration of CADS
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3
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Entrepreneurial skills.
Meaning of entrepreneurial skills
Importance of entrepreneurial skills
Setting up a small scale workshop; land, acquisition, erecting a workshop, equipping the workshop.
Manufacture of small scale metal workshop
Management of small scale workshop; sourcing of funds, material procurement, job execution, joint partnership.
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Explain the meaning of entrepreneurial skills
Describes the importance of entrepreneurial skills.
Enumerates steps in setting up small scale workshop.
Student undertake visits to small scale workshop.
Student ask questions, take note for more understanding.
Outline ways of efficient management of a small scale workshop
Highlight source of SME Funds.
Students set up a small scale workshop, and practice what they were thought.
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4
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Practical / project works.
State in practical / project design; working drawing, bill of qualities, use of produced items.
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Supervises practical/ project works.
Re – emphasizes safe working habit.
Explains preparation of bill of qualities.
Student execute project works individually and in group if necessary.
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5
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Revision
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Revision
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6-13
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Examination
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Examination
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BASIC ELECTRICITY
SS 3 FIRST TERM
WEEK
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TOPIC/CONTENT
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ACTIVITIES
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1
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TRANSFORMERS
-Identification of a basic constructional feature of a transformer.
-Working principles of a transformer.
-Calculation of a transformer ratio.
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Display a transformer, draw its diagram, and identify the parts.
-Connect a transformer and read the input and output voltage/current.
-Illustrate calculation of transformer ratio.
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2
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TRANSFORMER EFFICIENCY
-Classification of transformer by phase and by core.
-Definition of transformer efficiency.
-Calculation of transformer efficiency.
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Display sample types of transformer, illustrate calculation of transformer efficiency using formulae.
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3
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TRANSFORMER AND LOSSES & TRANSFORMER COOLING.
-Sources of transformer losses.
-Types of transformer losses.
-Effects of transformer losses.
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Calculation of transformer losses, illustrate various cooling methods, use a type of energy to explain.
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4
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ENERGY AND ENERGY CONVERSION
-Definition of energy
-Types of energy
-Symbol and unit of energy
-Concept of energy conversion
-Relationship between various types of energy.
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Illustrate various cooling method, use a type of energy to explain, demonstrate energy conversion e.g mechanical to electrical as in electric motor.
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5
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ILLUSTRATION TEST
Types of illustration test.
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Carry out tests on completed installation.
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6
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ELECTRICAL INSTALLATION FAULTS
-Fault location in completed installation.
-Fault remedy in completed installation.
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Illustrate common faults e.g open circuits, short circuits, earth faults etc.
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7
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EARTHING
-Importance of earthing
-Methods of earthing.
-Earthing accessories.
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Describe various methods of earthing using samples of accessories.
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8
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PROTECTIVE DEVICES
-Definition of electrical protective devices.
-Purpose of protective devices in electrical installation.
-Types of protective devices.
-Identification of protective devices.
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Display various types of protective devices.
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9
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PROTECTIVE DEVICES
-Principles of operation of protective devices.
-Function of protective devices.
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Install fuses and circuit breakers in a given installation.
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10
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ELECTRICAL APPLIANCES
-Definition of electrical appliances.
-Classes of electrical appliances.
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Display functional electrical appliances.
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11
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Practical
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Practical
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12
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Revision
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Revision
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13
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Examination
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Examination
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BASIC ELECTRICITY
SS 3 SECOND TERM
WEEK
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TOPIC/CONTENT
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ACTIVITIES
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1
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ELECTRICAL APPLIANCES
-Electrical appliances trouble-shooting.
-Electrical appliances maintenance.
-Electrical appliance repairs.
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Demonstrate steps in trouble-shooting electrical appliances, methods of proper handling of electrical appliances, repair simple electrical appliances.
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2
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NUMBER SYSTEM
-Number base
-Calculation involving number bases.
-Conversion from one number base to another.
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Carry out mathematical operations in different bases.
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3
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LOGIN GATES
-Definition of logic gates.
-Symbols of login gates.
-Application of logic gates.
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Display samples of login gates.
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4-5
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REVISION
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GENERAL REVISION
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6-7
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MOCK EXAMINATION
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