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SCHEME OF WORK
Mathematics
Form 3 2025
TERM III
School


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WK LSN TOPIC SUB-TOPIC OBJECTIVES T/L ACTIVITIES T/L AIDS REFERENCE REMARKS
1

Reporting

1 6
Surds
Rational and irrational numbers
By the end of the lesson, the learner should be able to:

Classify numbers as rational and irrational numbers
Discussions
Solving
Demonstrating
Explaining
Calculators 
KLB Mathematics
Book Three
Pg 78
1 7
Surds
Surds
Addition of surds
Subtraction of surds
By the end of the lesson, the learner should be able to:

State the order of surds
Simplify surds
Discussions
Solving
Demonstrating
Explaining
Calculators 
KLB Mathematics
Book Three
Pg 78-79
2 1
Surds
Multiplication of surds
Division of surds
Rationalizing the denominator
By the end of the lesson, the learner should be able to:

Multiply surds
Discussions
Solving
Demonstrating
Explaining
Calculators 
KLB Mathematics
Book Three
Pg 80-82
2 2
Surds
Further Logarithms
Further Logarithms
Solving problem
Introduction
Laws of logarithms
By the end of the lesson, the learner should be able to:

Solve problems on surds
Discussions
Solving
Demonstrating
Explaining
Calculators 
KLB Mathematics
Book Three
Pg 87-88
2 3
Further Logarithms
Laws of logarithms
Logarithmic equations and expressions
Logarithmic equations and expressions
By the end of the lesson, the learner should be able to:

State the laws of logarithms
Use laws of logarithms to solve problems
Discussions
Solving
Demonstrating
Explaining
Calculators 
KLB Mathematics
Book Three
Pg 90-93
2 4
Further Logarithms
Further computation using logarithms
By the end of the lesson, the learner should be able to:

Solve problems involving logarithms
Discussions
Solving
Demonstrating
Explaining
Calculators 
KLB Mathematics
Book Three
Pg 95-96
2 5
Further Logarithms
Further computation using logarithms
Problem solving
Problem solving
By the end of the lesson, the learner should be able to:

Solve problems involving logarithms
Discussions
Solving
Demonstrating
Explaining
Calculators 
KLB Mathematics
Book Three
Pg 95-96
2 6
Commercial arithmetic
Simple interest
Compound interest
Appreciation
By the end of the lesson, the learner should be able to:

Calculate simple interest
Discussions
Solving
Demonstrating
Explaining
Calculators 
KLB Mathematics
Book Three
Pg 98-99
2 7
Commercial arithmetic
Depreciation
Hire purchase
Income tax
By the end of the lesson, the learner should be able to:

Calculate the depreciation value of items
Discussions
Solving
Demonstrating
Explaining
Calculators 
 ,calculator
income tax table ,calculator
KLB Mathematics
Book Three
Pg 109
3 1
Commercial arithmetic
Circles: Chords and tangents
Circles: Chords and tangents
P.A.Y.E
Length of an arc
Chords
By the end of the lesson, the learner should be able to:

Calculate the p.a.y.e
Discussions
Solving
Demonstrating
Explaining
Calculators s
Geometrical set,calculator
Geometrical set ,calculator
KLB Mathematics
Book Three
Pg 114-117
3 2
Circles: Chords and tangents
Parallel chords
Equal chords
Intersecting chords
By the end of the lesson, the learner should be able to:

Calculate the perpendicular bisector
Find the value of parallel chords
Discussions
Solving
Demonstrating
Explaining
Geometrical set ,calculator
KLB Mathematics
Book Three
Pg 129-131
3 3
Circles: Chords and tangents
Intersecting chords
Tangent to a circle
Tangent to a circle
By the end of the lesson, the learner should be able to:

Calculate the length of intersecting chords
Discussions
Solving
Demonstrating
Explaining
Geometrical set ,calculator
KLB Mathematics
Book Three
Pg 135-139
3 4
Circles: Chords and tangents
Properties of tangents to a circle from an external point
Tangents to two circles
Tangents to two circles
By the end of the lesson, the learner should be able to:

State the properties of tangents to a circle from an external point
Discussions
Solving
Demonstrating
Explaining
Geometrical set ,calculator
KLB Mathematics
Book Three
Pg 142-144
3 5
Circles: Chords and tangents
Contact of circles
Problem solving
By the end of the lesson, the learner should be able to:

Calculate the radii of contact circles
Discussions
Solving
Demonstrating
Explaining
Geometrical set ,calculator
KLB Mathematics
Book Three
Pg 151-153
3 6
Circles: Chords and tangents
Angle in alternate segment
Circumscribed circle
By the end of the lesson, the learner should be able to:

Calculate the angles in alternate segments
Discussions
Solving
Demonstrating
Explaining
Geometrical set ,calculator
KLB Mathematics
Book Three
Pg 157-160
3 7
Circles: Chords and tangents
Escribed circles
Centroid
Orthocenter
By the end of the lesson, the learner should be able to:

Construct escribed circles
Discussions
Solving
Demonstrating
Explaining
Geometrical set ,calculator
KLB Mathematics
Book Three
Pg 165-166
4 1
Matrices
Matrix representation and order of matrix
Addition of matrix
By the end of the lesson, the learner should be able to:

Represent matrix
State the order of a matrix
Discussions
Solving
Demonstrating
Explaining
Chart showing tabular data
KLB Mathematics
Book Three
Pg 168-170
4 2
Matrices
Subtraction of matrices
Combined addition and subtraction of matrices
Matrix multiplication
By the end of the lesson, the learner should be able to:

Subtract matrices
Discussions
Solving
Demonstrating
Explaining
Chart showing tabular data
KLB Mathematics
Book Three
Pg 171
4 3
Matrices
Matrix multiplication
Identity matrix
Determinant of a 2
By the end of the lesson, the learner should be able to:

Multiply matrices
Discussions
Solving
Demonstrating
Explaining
Chart showing tabular data
Calculator
KLB Mathematics
Book Three
Pg 176-179
4 4
Matrices
Inverse of a 2
Solutions of simultaneous equations by matrix method
By the end of the lesson, the learner should be able to:

Calculate the inverse of a 2
Discussions
Solving
Demonstrating
Explaining
Calculators 
KLB Mathematics
Book Three
Pg 183-185
4 5
Matrices
Formulae and variations
Solutions of simultaneous equations by matrix method
Problem solving
Formulae
By the end of the lesson, the learner should be able to:

Solve simultaneous equations by matrix method
Discussions
Solving
Demonstrating
Explaining
Calculators 
KLB Mathematics
Book Three
Pg 188-190
4 6
Formulae and variations
Direct variation
Inverse variation
Partial variation
By the end of the lesson, the learner should be able to:

Solve problems involving direct variations
Discussions
Solving
Demonstrating
Explaining
Calculators 
KLB Mathematics
Book Three
Pg 194-196
4 7
Formulae and variations
Sequences and series
Joint variation
Sequences
By the end of the lesson, the learner should be able to:

Solve problems involving join variations
Discussions
Solving
Demonstrating
Explaining
Calculators 
KLB Mathematics
Book Three
Pg 204-205
5 1
Sequences and series
Arithmetic sequences
Geometric sequence
Arithmetic series
By the end of the lesson, the learner should be able to:

Find the nth term of a given arithmetic sequence
Discussions
Solving
Demonstrating
Explaining
KLB Mathematics
Book Three
Pg 209-210
5 2
Sequences and series
Vectors II
Geometric series
Coordinates in two dimensions
By the end of the lesson, the learner should be able to:

Find the nth term of a given geometric series
Discussions
Solving
Demonstrating
Explaining
Wire mesh in 3 dimensions
KLB Mathematics
Book Three
Pg 216-219
5 3
Vectors II
Coordinates in three dimensions
Column vectors
Position vector
By the end of the lesson, the learner should be able to:

Identify the coordinates of appoint in three dimensions
Discussions
Solving
Demonstrating
Explaining
Wire mesh in 3 dimensions
KLB Mathematics
Book Three
Pg 222
5 4
Vectors II
Unit vectors
Magnitude of a vector in three dimensions
By the end of the lesson, the learner should be able to:

Express vectors in terms of unit vectors
Discussions
Solving
Demonstrating
Explaining
calculators
KLB Mathematics
Book Three
Pg 226-228
5 5
Vectors II
Parallel vectors
Collinear points
By the end of the lesson, the learner should be able to:

Identify parallel vectors
Discussions
Solving
Demonstrating
Explaining
Geoboard
KLB Mathematics
Book Three
Pg 231-232
5 6
Vectors II
Collinear points
Proportion division of a line
Proportion division of a line
By the end of the lesson, the learner should be able to:

Show that points are collinear
Discussions
Solving
Demonstrating
Explaining
Geoboard
Geoboard, calculators
KLB Mathematics
Book Three
Pg 233-234
5 7
Vectors II
Proportion division of a line
Ratio theorem
Ratio theorem
By the end of the lesson, the learner should be able to:

Divide a line internally and externally in the given ratio
Discussions
Solving
Demonstrating
Explaining
Geoboard, calculators
KLB Mathematics
Book Three
Pg 239
6 1
Vectors II
Mid-point
Ratio theorem
Ratio theorem
By the end of the lesson, the learner should be able to:

Find the mid-points of the given vectors
Discussions
Solving
Demonstrating
Explaining
Geoboard, calculators
KLB Mathematics
Book Three
Pg 243
6 2
Vectors II
Binomial expansion
Applications of vectors
Binomial Expansion up to power four
By the end of the lesson, the learner should be able to:

Use vectors to show the diagonals of a parallelogram
Discussions
Solving
Demonstrating
Explaining
Geoboard, calculators
 calculators
KLB Mathematics
Book Three
Pg 248-249
6 3
Binomial expansion
Pascal
By the end of the lesson, the learner should be able to:

Use Pascal
Discussions
Solving
Demonstrating
Explaining
 calculators
KLB Mathematics
Book Three
Pg 256-257
6 4
Binomial expansion
Probability
Applications to numerical cases
Experimental probability
By the end of the lesson, the learner should be able to:

Use binomial expansion to solve numerical problems
Discussions
Solving
Demonstrating
Explaining
 calculators
Calculators
KLB Mathematics
Book Three
Pg 259-260
6 5
Probability
Experimental probability
Range of probability measure
Probability space
By the end of the lesson, the learner should be able to:

Calculate the experimental probability
Discussions
Solving
Demonstrating
Explaining
Calculators
Calculators, charts
KLB Mathematics
Book Three
Pg 262-264
6 6
Probability
Probability space
Combined events
Combined events
By the end of the lesson, the learner should be able to:

Calculate the probability space for the theoretical probability
Discussions
Solving
Demonstrating
Explaining
Calculators, charts
KLB Mathematics
Book Three
Pg 268-270
6 7
Probability
Independent events
By the end of the lesson, the learner should be able to:

Find the probability of independent events
Discussions
Solving
Demonstrating
Explaining
Calculators, charts
KLB Mathematics
Book Three
Pg 274-275
7 1
Probability
Tree diagrams
By the end of the lesson, the learner should be able to:

Draw tree diagrams to show the probability space
Discussions
Solving
Demonstrating
Explaining
Calculators, charts
KLB Mathematics
Book Three
Pg 282
7 2
Compound proportions and rate of work
Compound proportions
By the end of the lesson, the learner should be able to:

Find the compound proportions
Discussions
Solving
Demonstrating
Explaining
Calculators 
KLB Mathematics
Book Three
Pg 288-290
7 3
Compound proportions and rate of work
Proportional parts
Rates of work
Rates of work
By the end of the lesson, the learner should be able to:

Calculate the proportional parts
Discussions
Solving
Demonstrating
Explaining
Calculators 
KLB Mathematics
Book Three
Pg 291-293
7 4
Compound proportions and rate of work
Graphical methods
Graphical methods
Rates of work
Tables of given relations
Graphs of given relations
By the end of the lesson, the learner should be able to:

Calculate the rate of work
Discussions
Solving
Demonstrating
Explaining
Calculators 
Geoboard & graph books
KLB Mathematics
Book Three
Pg 295-296
7 5
Graphical methods
Graphical solution of cubic equations
Average rates of change
By the end of the lesson, the learner should be able to:

Draw tables of cubic functions
Discussions
Solving
Demonstrating
Explaining
Geoboard & graph books
KLB Mathematics
Book Three
Pg 301
7 6
Graphical methods
Rate of change at an instant
Empirical graphs
Reduction of non-linear laws to linear form
By the end of the lesson, the learner should be able to:

Calculate the rate of change at an instant
Discussions
Solving
Demonstrating
Explaining
Geoboard & graph books
KLB Mathematics
Book Three
Pg 310-311
7 7
Graphical methods
Reduction of non-linear laws to linear form
Equation of a circle
Equation of a circle
Equation of a circle
By the end of the lesson, the learner should be able to:

Draw the graphs of reduction of non-linear laws to linear form
Discussions
Solving
Demonstrating
Explaining
Geoboard & graph books
Geoboard & graph bookss
KLB Mathematics
Book Three
Pg 318-321
8

End Term Examinations

9

Revision and Closing


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