Square and square root
Rates, Rations, proportions and percentages

Working out square roots of numbers using calculator
Identifying rates in different situations

By the end of the lesson, the learner should be able to:
work out squares and square roots of numbers using a calculator in different situations
use IT or other materials to learn more on squares and square roots of numbers and for fun.
enjoy using squares and square roots in real life situations
identify rates in different situations
Use IT devices to explore on rates
promote use of ratios and proportions in real life.

- The learner is guided to:
practice working out squares and square roots using a calculator.
use IT devices or other materials to play square and square root games.
create games that involve squares and square roots of numbers.
time while doing different activities such as calling using for example different mobile service providers.

What are squares and square roots of numbers?Where do we apply squares and square roots in real life situations?

Working out sheets
Number cards
KLB Top Scholar Maths Grade 8 T.G Pg. 31-33
KLB Top Scholar Maths Grade 8 P.B Pg. 34-35

KLBTopScholarMathsGrade8T.GPg.34-36
KLBTopScholarMathsGrade8P.BPg.36

Written exercise Assessment rubrics Observation schedule Oral question

Rates, Rations, proportions and percentages

Working out rates in real life
Expressing fractions as ratio in real life situations

By the end of the lesson, the learner should be able to:
identify rates in different situations
work out rates in real life situations
promote use of ratios and proportions in real life.
express fractions as ratios in real life situations
Explore using fractions as ratios in real life.

- The learner is guided to:
time while doing different activities such as calling using for example different mobile service providers.
role play this activity and note time taken to call, record on a table and compare
The learner is guided to:
use cut outs from whole objects or substances to relate fractions to ratios.

How do we use rates in real life situations?How do we use ratios in daily activities?

Working out sheets
Number cards
KLB Top Scholar Maths Grade 8 T.G Pg. 36
KLB Top Scholar Maths Grade 8 P.B Pg. 36-37

KLBTopScholarMathsGrade8T.GPg.37
KLBTopScholarMathsGrade8P.BPg.38-39

Written exercise Assessment rubrics Observation schedule Oral question

Rates, Rations, proportions and percentages

Comparing two rations in different situations
Compare three ratios in different situations

By the end of the lesson, the learner should be able to:
express fractions as ratios in real life situations
compare two or more ratios in different situations
promote use of ratios and proportions in real life.

The learner is guided to:
discuss and compare ratios from the cut outs.

How do we use rates in real life situations?How do we use ratios in daily activities?

Working out sheets
Number cards
KLB Top Scholar Maths Grade 8 T.G Pg. 37-38
KLB Top Scholar Maths Grade 8 P.B Pg. 40-41

KLBTopScholarMathsGrade8T.GPg.38-39
KLBTopScholarMathsGrade8P.BPg.41-42

Written exercise Assessment rubrics Observation schedule Oral question

Rates, Rations, proportions and percentages

Dividing quantities in given in real life situations
Working out ratios in different situations

By the end of the lesson, the learner should be able to:
compare two or more ratios in different situations
divide quantities in given ratios in real life situations
promote use of ratios and proportions in real life.
identify ratios in different situations.
work out ratios in different situations

The learner is guided to:
discuss and share quantities of concrete objects in different ratios.

How do we use rates in real life situations?How do we use ratios in daily activities?

Working out sheets
Number cards
KLB Top Scholar Maths Grade 8 T.G Pg. 39
KLB Top Scholar Maths Grade 8 P.B Pg. 42-44

KLBTopScholarMathsGrade8T.GPg.40
KLBTopScholarMathsGrade8P.BPg.44-45

Written exercise Assessment rubrics Observation schedule Oral question

Rates, Rations, proportions and percentages

Working out increase and decrease of quantities using ratios
Working out increase and decrease of quantities using ratios in real life situations

By the end of the lesson, the learner should be able to:
identify increase and decrease in quantities.
work out increase and decrease of quantities using ratios in real life situations
promote use of ratios and proportions in real life.

The learner is guided to:
discuss and share quantities of concrete objects in different ratios.

How do we use rates in real life situations?How do we use ratios in daily activities?

Working out sheets
Number cards
KLB Top Scholar Maths Grade 8 T.G Pg. 40-41
KLB Top Scholar Maths Grade 8 P.B Pg. 44-45

KLBTopScholarMathsGrade8T.GPg.41
KLBTopScholarMathsGrade8P.BPg.45-46

Written exercise Assessment rubrics Observation schedule Oral question

Rates, Rations, proportions and percentages

Working out percentage change of given quantities in real life situations
Identifying direct proportions in real life.

By the end of the lesson, the learner should be able to:
state the percentage change of given quantities.
work out percentage change of given quantities in real life situations.
promote use of ratios and proportions in real life.
identify direct and indirect proportions in real life situations
Observe real examples of direct proportions.

The learner is guided to:
discuss and determine percentage increase and decrease of different quantities.
- The learner is guided to:
use IT devices or other materials to explore percentage change.
role play shopping activities to show and determine direct relationships and can use any other activities.

How do we use rates in real life situations?How do we use ratios in daily activities?

Working out sheets
Number cards
KLB Top Scholar Maths Grade 8 T.G Pg. 42
KLB Top Scholar Maths Grade 8 P.B Pg. 47-48

KLBTopScholarMathsGrade8T.GPg.43
KLBTopScholarMathsGrade8P.BPg.48-50

Written exercise Assessment rubrics Observation schedule Oral question

Rates, Rations, proportions and percentages

Working out direct proportions in real life situations
Identifying indirect proportions in real life situations

By the end of the lesson, the learner should be able to:
identify direct and indirect proportions in real life situations
work out direct and indirect proportions in real life situations
promote use of ratios and proportions in real life.
observe real examples of indirect proportions.

The learner is guided to:
use IT devices or other materials to explore percentage change.
role play shopping activities to show and determine direct relationships and can use any other activities.
- The learner is guided to:

How do we use rates in real life situations?How do we use ratios in daily activities?

Working out sheets
Number cards
KLB Top Scholar Maths Grade 8 T.G Pg. 43-44
KLB Top Scholar Maths Grade 8 P.B Pg. 50-51

KLBTopScholarMathsGrade8T.GPg.44
KLBTopScholarMathsGrade8P.BPg.52-53

Written exercise Assessment rubrics Observation schedule Oral question

Rates, Rations, proportions and percentages
Linear Equations

Working out indirect proportions in real life situations
Forming linear equations in two unknowns in real life situations.

By the end of the lesson, the learner should be able to:
identify direct and indirect proportions in real life situations
work out direct and indirect proportions in real life situations
promote use of ratios and proportions in real life.
form linear equations in two unknowns in real life situations
role play shopping on two different items
recognize use of linear equations in real life.

- The learner is guided to:
use IT devices or other materials to explore percentage change.
role play shopping activities to show and determine direct relationships and can use any other activities.
role play activities such as shopping on two different items in the shop to form linear equations in two unknowns.
discuss with others and use other activities with two unknowns

How do we use rates in real life situations?How do we use ratios in daily activities?

Working out sheets
Number cards
KLB Top Scholar Maths Grade 8 T.G Pg. 44-48
KLB Top Scholar Maths Grade 8 P.B Pg. 54-55

KLBTopScholarMathsGrade8T.GPg.63-64
KLBTopScholarMathsGrade8P.BPg.62-63

Written exercise Assessment rubrics Observation schedule Oral question

Linear Equations

Solving linear equations in two unknowns using substitution
Solving linear equation in two unknowns using elimination method in real life situations

By the end of the lesson, the learner should be able to:
identify way of solving linear equations.
solve linear equations in two unknowns by Substitution method in real life situations
recognize use of linear equations in real life.
solve linear equations in two unknowns by elimination method in real life situations

- The learner is guided to:
discuss and use substitution method to find the solutions of simultaneous equations in two unknowns.
The learner is guided to:
discuss and use elimination method to find the solutions of simultaneous equations in two unknowns.

How do we solve linear equations in two unknowns? Where do we use linear equations in two unknowns in real life situations?

Working out sheets
Number cards
KLB Top Scholar Maths Grade 8 T.G Pg. 57-58
KLB Top Scholar Maths Grade 8 P.B Pg. 65-66

KLBTopScholarMathsGrade8T.GPg.59
KLBTopScholarMathsGrade8P.BPg.66-68

Written exercise Assessment rubrics Observation schedule Oral question

Linear Equations

Solving linear equations in two unknowns using elimination method
Applying linear equations in two unknowns in real life situations

By the end of the lesson, the learner should be able to:
identify way of solving linear equations.
solve linear equations in two unknowns by elimination method in real life situations
recognize use of linear equations in real life.
state ways of applying linear equations in two unknowns.
apply linear equations in two unknowns in real life situations

The learner is guided to:
discuss and use elimination method to find the solutions of simultaneous equations in two unknowns.
- The learner is guided to:
practice forming and solving simultaneous equations in two unknowns of real-life case using any method.
watch videos or use other materials involving linear equations in two unknowns.

How do we solve linear equations in two unknowns? Where do we use linear equations in two unknowns in real life situations?

Working out sheets
Number cards
KLB Top Scholar Maths Grade 8 T.G Pg. 60
KLB Top Scholar Maths Grade 8 P.B Pg. 66-68

KLBTopScholarMathsGrade8T.GPg.61-62
KLBTopScholarMathsGrade8P.BPg.69-70

Written exercise Assessment rubrics Observation schedule Oral question

Measurements

Circles; Working out the circumference of a circle in real life situations
Working out the length of an arc of a circle in different situations

By the end of the lesson, the learner should be able to:
Identify four circular objects in their school, for example a wall clock.
Measure the circumference and diameter of the objects.
Have fun and enjoy measuring circumference and diameter of the objects.
Draw a circle of radius 7cm on a piece of paper and mark its centre.
Cut it along its boundary.
Work out the length of an arc of a circle in different situations.
Enjoy working out the length of an arc of a circle in different situations

In groups, learners to identify four circular objects in their school, for example a wall clock.
In groups, learners to measure the circumference and diameter of the objects
In groups or in pairs, learners are guided to draw a circle of radius 7cm on a piece of paper and mark its centre.
In groups or in pairs, learners are guided to cut it along its boundary.
In groups or in pairs, learners are guided to work out the length of an arc of a circle in different situations.

What is the circumference of your classroom wall clock?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 71-72
Ruler
Digital devices
Learner's Book Grade 8 pg. 72-74

Oral questions Oral Report Observation Written exercise

Measurements

Calculating the perimeter of a sector of a circle in different situations
Area; Calculating the Area of a Circle in Different Situations

By the end of the lesson, the learner should be able to:
Draw a circle of radius 3.5cm on a piece of paper.
Fold the circular cut-out into four equal parts and cut out one of the four parts.
Calculate the arc length of the sector cut off.
Enjoy calculating the perimeter of a sector of a circle in different situations.
Draw a circle of radius 3.5 cm on a graph paper.
Estimate its area by counting the 1 com squares enclosed by its boundary.
Multiply the radius of the circle by itself.
Appreciate the use of circles.

In groups or in pairs, learners are guided to draw a circle of radius 3.5cm on a piece of paper.
In groups or in pairs, learners are guided to fold the circular cut-out into four equal parts and cut out one of the four parts.
In groups or in pairs, learners are guided to calculate the arc length of the sector cut off.
In groups or in pairs, learners are guided to draw a circle of radius 3.5 cm on a graph paper.
In groups or in pairs, learners are guided to estimate its area by counting the 1 com squares enclosed by its boundary.
In groups or in pairs, learners are guided to multiply the radius of the circle by itself.

How do you calculate the perimeter of a sector of a circle in different situations?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 74-76
Ruler
Digital devices
Learner's Book Grade 8 pg. 77-78

Oral questions Oral Report Observation Written exercise

Measurements

Working out the area of a sector of a circle in different situations
Working out the surface area of cubes in real life situations

By the end of the lesson, the learner should be able to:
Define the term sector.
Draw a circle of radius 7cm on a graph of paper.
Work out the area of a sector of a circle in different situations.
Enjoy working out the area of a sector of a circle in different situations.
State the formula of calculating surface area of cubes.
Identify the number of faces in a cuboid.
Work out the surface area of cubes in real life situations.
Enjoy working out the surface area of cubes in real life situations.

In groups or in pairs, learners are guided to define the term sector.
In groups or in pairs, learners are guided to draw a circle of radius 7cm on a graph of paper.
In groups or in pairs, learners are guided to work out the area of a sector of a circle in different situations.
In groups or in pairs, learners are guided to state the formula of calculating surface area of cubes.
In groups or in pairs, learners are guided to identify the number of faces in a cuboid.
In groups or in pairs, learners are guided to work out the surface area of cubes in real life situations.

How do you work out the area of a sector of a circle in different situations?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 78-79
Ruler
Digital devices
Learner's Book Grade 8 pg. 80-81

Oral questions Oral Report Observation Written exercise

Measurements

Working out the surface area of cuboids in real life situations
Working out the surface area of cylinders in real life situations

By the end of the lesson, the learner should be able to:
State the formula of calculating surface area of cuboids.
Identify three pairs of faces with equal dimensions.
Work out the surface area of cuboids in real life situations.
Enjoy working out the surface area of cuboids in real life situations.
State the formula of calculating surface area of cylinders.
Make a paper model of cylinder.
Work out the surface area of cylinders in real life situations.
Enjoy working out the surface area of cylinders in real life situations.

In groups or in pairs, learners are guided to state the formula of calculating surface area of cuboids.
In groups or in pairs, learners are guided to identify three pairs of faces with equal dimensions.
In groups or in pairs, learners are guided to work out the surface area of cuboids in real life situations.
In groups or in pairs, learners are guided to state the formula of calculating surface area of cylinders.
In groups or in pairs, learners are guided to make a paper model of cylinder.
In groups or in pairs, learners are guided to work out the surface area of cylinders in real life situations.

How do you work out the surface area of cuboids in real life situations?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 81-83
Ruler
Digital devices
Learner's Book Grade 8 pg. 83-85

Oral questions Oral Report Observation Written exercise

Measurements

Determining the surface area of triangular prisms in different situations.
Working out the area of irregular shapes using square grids in real life situations.

By the end of the lesson, the learner should be able to:
State the formula of calculating surface area of triangular prisms.
Determine the surface area of triangular prisms in different situations.
Work out the surface area of triangular prisms in real life situations.
Enjoy working out the surface area of triangular prisms in real life situations.
State the formula of calculating the area of irregular shapes using square grids.
Work out the area of irregular shapes using square grids in real life situations.
Enjoy working out the area of irregular shapes using square grids real life situations.

In groups or in pairs, learners are guided to state the formula of calculating surface area of triangular prisms.
In groups or in pairs, learners are guided to determine the surface area of triangular prisms in different situations.
In groups or in pairs, learners are guided to work out the surface area of triangular prisms in real life situations.
In groups or in pairs, learners are guided to state the formula of calculating the area of irregular shapes using square grids.
In groups or in pairs, learners are guided to work out the area of irregular shapes using square grids in real life situations.

How do you work out the surface area of triangular prisms in real life situations?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 85-87
Ruler
Digital devices
Learner's Book Grade 8 pg. 87-89

Oral questions Oral Report Observation Written exercise

Measurements

Money; Identifying interest and principal in real life situations
Calculating simple interest in real life situations

By the end of the lesson, the learner should be able to:
Visit a financial institution in their neighbourhood.
Discuss how money is deposited and borrowed from a financial institution.
Have fun and enjoy the visit.
Calculate compound interest step by step per annum up to three years in real life situations.
Calculate how much simple interest is earned as interest during that period.
Enjoy calculating simple interest in real life situations.

In groups or in pairs, learners are guided to visit a financial institution in their neighbourhood.
In groups or in pairs, learners are guided to discuss how money is deposited and borrowed from a financial institution.
In groups or in pairs, learners are guided to calculate compound interest step by step per annum up to three years in real life situations.
In groups or in pairs, learners are guided to calculate how much simple interest is earned as interest during that period.

How is money deposited?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 89-90
Ruler
Digital devices
Learner's Book Grade 8 pg. 90-92

Oral questions Oral Report Observation Written exercise

Measurements

Calculating compound interest step by step per annum up to three years in real life situations
Working out Appreciation and Depreciation step by step per annum up to three years in different situations

By the end of the lesson, the learner should be able to:
Define compound interest.
State the formula of calculating compound interest step by step per annum up to three years.
Calculate compound interest step by step per annum up to three years in real life situations.
Enjoy calculating compound interest step by step per annum up to three years in real life situations.
List items found in their community whose value appreciate with time.
Identify items found in their community that depreciates in value with time.
Recognise items that are likely to give profits on investments.
Advocate the importance of appreciation.

In groups or in pairs, learners are guided to define compound interest.
In groups or in pairs, learners are guided to state the formula of calculating compound interest step by step per annum up to three years.
In groups or in pairs, learners are guided to calculate compound interest step by step per annum up to three years in real life situations.
In groups or in pairs, learners are guided to list items found in their community whose value appreciate with time.
In groups or in pairs, learners are guided to identify items found in their community that depreciates in value with time.
In groups or in pairs, learners are guided to recognise items that are likely to give profits on investments.

What is compound interest?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 92-94
Ruler
Digital devices
Learner's Book Grade 8 pg. 94

Oral questions Oral Report Observation Written exercise

Measurements

Working out appreciation
Working out depreciation

By the end of the lesson, the learner should be able to:
Explain the meaning of appreciation.
State the formula of calculating appreciation.
Work out appreciation.
Enjoy working out appreciation.
Explain the meaning of depreciation.
State the formula of calculating depreciation
Work out depreciation.
Enjoy working out depreciation

In groups or in pairs, learners are guided to explain the meaning of appreciation.
In groups or in pairs, learners are guided to state the formula of calculating appreciation.
In groups or in pairs, learners are guided to work out appreciation.
In groups or in pairs, learners are guided to explain the meaning of depreciation.
In groups or in pairs, learners are guided to state the formula of calculating depreciation
In groups or in pairs, learners are guided to work out depreciation.

What is appreciation? How do you calculate appreciation?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 95-96
Ruler
Digital devices
Learner's Book Grade 8 pg. 96-97

Oral questions Oral Report Observation Written exercise

Measurements

Working out hire purchase in real life situations
Digital time

By the end of the lesson, the learner should be able to:
Explain the meaning of deposit, cash price and instalments.
State the formula of calculating hire purchase.
Working out hire purchase.
Enjoy working out hire purchase in real life situations.
Use the link: https://www.youtube.com/watch?v=w9jxqObvAo8
Watch the video clip on simple interest.
Have fun and enjoy watching the video.

In groups or in pairs, learners are guided to explain the meaning of deposit, cash price and instalments.
In groups or in pairs, learners are guided to state the formula of calculating hire purchase
In groups or in pairs, learners are guided to working out hire purchase.
In groups or in pairs, learners are guided to use the link: https://www.youtube.com/watch?v=w9jxqObvAo8
In groups or in pairs, learners are guided to watch the video clip on simple interest.

How do you calculate hire purchase?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 98-99
Ruler
Digital devices
Learner's Book Grade 8 pg. 99

Oral questions Oral Report Observation Written exercise

Geometry

Scale Drawing; Representing lengths to a given scale in different situations
Converting actual length to scale length in real life situations

By the end of the lesson, the learner should be able to:
Measure the length of sides of objects such as a pen, a pencil, a rubber, an exercise book, a desk and a table.
Record their measurement in a table as shown on page 143
Appreciate different types of lengths.
Use a ruler or tape measure to measure the length of the classroom.
Convert actual length to scale length in real life situations.
Record the results in a table.
Enjoy converting actual length to scale length in real life situations.

In groups, learners are guided to measure the length of sides of objects such as a pen, a pencil, a rubber, an exercise book, a desk and a table.
In groups, learners are guided to record their measurement in a table as shown on page 143
In groups, learners are guided to use a ruler or tape measure to measure the length of the classroom.
In groups, learners are guided to convert actual length to scale length in real life situations.
In groups, learners are guided to record the results in a table.

What is the length of your desk?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 143-144
Ruler
Digital devices
Learner's Book Grade 8 pg. 145-146

Oral questions Oral Report Observation Written exercise

Geometry

Converting scale length to actual length in real life situations
Interpreting linear scales in statements form in different situations

By the end of the lesson, the learner should be able to:
Draw a rectangular plot of scale drawing 9 cm and 4 cm.
Convert scale length to actual length.
Enjoy converting scale length to actual length in real life situations.
Identify situations when a scale can be interpreted.
Do activity 5 in learner's book 8 page 148
Interpret linear scales in statements form in different situations.
Enjoy interpreting linear scales in statements form in different situations.

In groups, learners are guided to draw a rectangular plot of scale drawing 9 cm and 4 cm.
In groups, learners are guided to fill in the table in learner's book 8 page 147
In groups, learners are guided to convert scale length to actual length.
In groups, learners are guided to identify situations when a scale can be interpreted.
In groups, learners are guided to do activity 5 in learner's book 8 page 148
In groups, learners are guided to interpret linear scales in statements form in different situations.

How do you convert scale length to actual length?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 146-147
Ruler
Digital devices
Learner's Book Grade 8 pg. 148-149

Oral questions Oral Report Observation Written exercise

Geometry

Writing Linear scale in Statement form in different situations
Interpreting linear scales in ratio form in different situations

By the end of the lesson, the learner should be able to:
Explain the meaning of linear scale in statement form.
Write linear scale in Statement form in different situations.
Enjoy writing linear scale in Statement form in different situation.
Draw the table in learner's book 8 page 151
Interpret linear scales in ratio form.
Enjoy interpreting linear scales in ratio form.

In groups, learners are guided to explain the meaning of linear scale in statement form.
In groups, learners are guided to write linear scale in Statement form in different situations.
In groups, learners are guided to draw the table in learner's book 8 page 151
In groups, learners are guided to interpret linear scales in ratio form.

How do you write linear scale in Statement form?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 149-151
Ruler
Digital devices
Learner's Book Grade 8 pg. 151-152

Oral questions Oral Report Observation Written exercise

Geometry

Writing linear scales in ratio form in different situations.
Converting linear scale from statement form to ratio form in different situations

By the end of the lesson, the learner should be able to:
Explain the meaning of linear scale in ratio form.
Write linear scale in ratio form in different situations.
Enjoy writing linear scale in ratio form in different situation.
Consider the scale 1 cm represents 4m and convert 4 m to centimetres.
Convert linear scale from statement form to ratio form.
Enjoy converting linear scale from statement form to ratio form in different situations.

In groups, learners are guided to explain the meaning of linear scale in ratio form.
In groups, learners are guided to write linear scale in ratio form in different situations.
In groups or in pairs, learners are guided to consider the scale 1 cm represents 4m and convert 4 m to centimetres.
In groups, learners are guided to express the scale in ratio form.
In groups, learners are guided to convert linear scale from statement form to ratio form.

How do you write linear scales in ratio form?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 152-153
Ruler
Digital devices
Learner's Book Grade 8 pg. 153-154

Oral questions Oral Report Observation Written exercise

Geometry

Converting linear scale from ratio from to statement form in different situations
Making scale drawing in different situations

By the end of the lesson, the learner should be able to:
Consider the scale 1:800 000 on a map.
Converting linear scale from ratio from to statement form.
Enjoy converting linear scale from ratio from to statement form in different situations.
Making scale drawing in different situations.
Recognize the use of scale drawing in maps.
Applying scale drawing in real life situations.

In groups, learners are guided to consider the scale 1:800 000 on a map.
In groups, learners are guided to converting linear scale from ratio from to statement form.
In groups, learners are guided to making scale drawing in different situations.
In groups, learners are guided to recognize the use of scale drawing in maps.

How do you convert linear scale from ratio from to statement form?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 154-155
Ruler
Digital devices
Learner's Book Grade 8 pg. 155-157

Oral questions Oral Report Observation Written exercise

Geometry
Common solids

Digital time
Identification of common solids from the environment

By the end of the lesson, the learner should be able to:
Use the link: https://www.youtube.com/watch?v=2K5IjmVbDyw
Watch the video clip on making scale drawing.
Have fun and enjoy watching the video.
Collect solids of different shapes from your environment.
Group them according to their shapes.
Appreciate different types of solids of different shapes.

In groups, learners are guided to use the link: https://www.youtube.com/watch?v=2K5IjmVbDyw
In groups, learners are guided to watch the video clip on making scale drawing.
In groups, learners are guided to collect solids of different shapes from your environment.
In groups, learners are guided to group them according to their shapes
In groups, learners are guided to identify each case count the number of faces, edges and vertices a solid has.

What have you learnt about scale drawing?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 157
Ruler
Digital devices
Learner's Book Grade 8 pg. 158-159

Oral questions Oral Report Observation Written exercise

Common solids

Nets of Common Solids in Different Situations
Draw a rectangular based pyramid

By the end of the lesson, the learner should be able to:
Use a box with an open top, cut the box along the edges AG, BF, CE and DH
Sketch the shape of the spread faces of the box
Appreciate different faces of a box.
Cut along slating edges VA, VB, VC, and VD
Draw the resulting net accurately showing the measurements.
Have fun and enjoy drawing the net of cube and pyramid.

In groups, learners are guided to use a box with an open top, cut the box along the edges AG, BF, CE and DH
In groups, learners are guided to spread out the faces of the box
In groups, learners are guided to sketch the shape of the spread faces of the box.
In groups, learners are guided to cut along slating edges VA, VB, VC, and VD
In groups, learners are guided to draw the resulting net accurately showing the measurements.

How many faces does square box have?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 159-160
Ruler
Digital devices
Learner's Book Grade 8 pg. 160-165

Oral questions Oral Report Observation Written exercise

Common solids

Working out Surface Area of Solids from nets of solids in different situations
Working out Surface Area of Solids from nets of solids in different situations

By the end of the lesson, the learner should be able to:
Draw a net of the cuboid.
Calculate the area of each face.
Appreciate a cuboid
Explain the meaning of surface area of a cuboid.
Calculate the surface area of a pyramid.
Appreciate the surface area of a pyramid.

In groups, learners are guided to draw a net of the cuboid.
In groups, learners are guided to calculate the area of each face.
In groups, learners are guided to find the sum of the areas of the faces
In groups, learners are guided to explain the meaning of surface area of a cuboid.
In groups, learners are guided to write the formula of working out the surface area of a pyramid.
In groups, learners are guided to calculate the surface area of a pyramid.

How do you work out the area of a cuboid?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 166
Ruler
Digital devices
Learner's Book Grade 8 pg. 166-171

Oral questions Oral Report Observation Written exercise

Common solids

Determining the Distance between two points on the surface of a solid in different situations
Making models of Hollow and compact solids

By the end of the lesson, the learner should be able to:
Draw accurately a net of the prism showing the path of the string.
Determine the total length of the strength.
Appreciate determining the distance two points on the surface of a solid in different situations.
On a manilla paper, draw the net accurately.
Fold the net along the dotted lines.
Hold the edges using a cello tale.
Have fun and enjoy making models.

In groups, learners are guided to draw accurately a net of the prism showing the path of the string.
On the net, learners to show the path of the string and find the lengths of DM, MB, and BE
In groups, learners are guided to determine the total length of the strength.
On a manilla paper, learners to draw the net accurately in learner's book 8 page 175
In groups, learners are guided to fold the net along the dotted lines and hold the edges using a cello tale.

How can you determine the distance between two points on the surface of a solid?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 171-174
Ruler
Digital devices
Learner's Book Grade 8 pg. 175

Oral questions Oral Report Observation Written exercise

Common solids

Making models of Hollow and compact solids
Making models of Hollow and compact solids

By the end of the lesson, the learner should be able to:
Draw a compact cylindrical model.
Fold the net along the dotted lines.
Fix the faces by gluing the flaps firmly.
Enjoy drawing a compact cylindrical model.
Use wires or straws to make a skeleton model of a cuboid.
Measure its length and width.
Have fun and enjoy modelling.

In groups, learners are guided to draw a compact cylindrical model.
In groups, learners are guided to fold the net along the dotted lines.
In groups, learners are guided to fix the faces by gluing the flaps firmly.
In groups, learners are guided to use wires or straws to make a skeleton model of a cuboid.
In groups, learners are guided to measure its length and width.
In groups, learners are guided to use a tray of matchbox and mud prepared from clay soil or plasticine, make a model of a compact solid in the shape of a cuboid.

How do you draw a compact cylindrical model?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 176
Ruler
Digital devices
Learner's Book Grade 8 pg. 177

Oral questions Oral Report Observation Written exercise

Common solids
Data Handling and Probability

Digital time
Data presentation and Interpretation

By the end of the lesson, the learner should be able to:
Open the link: https://www.youtube.com/watch?=_3iHKEbHTeQ&t=19s
Watch the video clip on nets of Common solids.
Appreciate the use of digital devices.
Explain the meaning of bar graph.
Fill in the table in learner's book 8
Have a desire to learn more about data handling and probability.

As a class, learners are guided to open the link: https://www.youtube.com/watch?=_3iHKEbHTeQ&t=19s
As a class, learners are guided to watch the video clip on nets of Common solids.
As a class, learners are guided to write short points about the video.
In groups, learners are guided to explain the meaning of bar graph.
In groups, learners are guided to fill in the table in learner's book 8.
In groups, learners are guided to choose a suitable scale and represent the data on a bar graph.

What have you learnt about nets of Common Solids?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 177
Ruler
Digital devices
Learner's Book Grade 8 pg. 178-180

Oral questions Oral Report Observation Written exercise

Data Handling and Probability

Interpreting bar graphs of data from real life situations.
Drawing line graphs of given data from real life situations.

By the end of the lesson, the learner should be able to:
Draw a bar graph representing amounts earned on sales of items in a certain week.
Determine the day when the sales were highest.
Appreciate the importance of Interpreting bar graphs of data from real life situations.
Draw the table that shows temperature recorded at different times of the day in learner's book 8
Represent the information on a line graph.
Enjoy drawing line graphs of given data from life situations.

In groups, learners are guided to draw a bar graph representing amounts earned on sales of items in a certain week.
In groups, learners are guided to determine the day when the sales were highest.
In groups, learners are guided to determine the sat when the sales were lowest.
In groups, learners are guided to draw the table that shows temperature recorded at different times of the day in learner's book 8
In groups, learners are guided to represent the information on a line graph.
In groups, learners are guided to share and discuss with other groups.

How much more sales were made on Wednesday than Friday?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 180-184
Ruler
Digital devices
Learner's Book Grade 8 pg. 184-186

Oral questions Oral Report Observation Written exercise

Data Handling and Probability

Interpreting line graphs of data from real life situations.
Identifying the mode of a set of discrete data from real life situations

By the end of the lesson, the learner should be able to:
Consider the graph showing the distance covered by a car travelling from town A to town D through B and C
Find the time the car left town A
Appreciate interpreting line graphs of data from real life situations.
Write the numbers shown in learner's book 8
Count the number of times each of the digits is appearing in the list.
Appreciate the mode of a set of discrete data from real life situations.

In groups, learners are guided to consider the graph showing the distance covered by a car travelling from town A to town D through B and C
In groups, learners are guided to find the time the car left town A
In groups, learners are guided to find how far the car was at 1:00 p.m. from town A
In groups, learners are guided to write the numbers shown in learner's book 8 page 191
In groups, learners are guided to identify the numbers in the list without repeating any number.
In groups, learners are guided to count the number of times each of the digits is appearing in the list.

How do you interpret line graphs of data from real life situations?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 187-191
Ruler
Digital devices
Learner's Book Grade 8 pg. 191-192

Oral questions Oral Report Observation Written exercise

Data Handling and Probability

Calculating the mean of a set of discrete data from real life situations
Determining the median of a set of discrete data from real life situations

By the end of the lesson, the learner should be able to:
Identify the formula of working out the mean.
Consider the ages of your fellow classmates and find the sum of the ages.
Enjoy calculating the mean of a set of discrete data from real life situations.
Identify the formula of working out the median.
Arrange the ages of your classmates in ascending order.
Enjoy calculating the median of a set of discrete data.

In groups, learners are guided to identify the formula of working out the mean.
In groups, learners are guided to consider the ages of your fellow classmates and find the sum of the ages.
In groups, learners are guided to divide the sum by the total number of learners.
In groups, learners are guided to identify the formula of working out the median.
In groups, learners are guided to arrange the ages of your classmates in ascending order.
In groups, learners to discuss and share with other groups.

How do you work out the mean of a set of discrete data?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 193-194
Ruler
Digital devices
Learner's Book Grade 8 pg. 194-196

Oral questions Oral Report Observation Written exercise

Data Handling and Probability

Digital device
Probability; Identifying events involving chance in real life situations

By the end of the lesson, the learner should be able to:
Open the link: https://youtube.be/IldxOU-v3sM
Watch the video clip on calculating mean of discrete data
Appreciate the use of digital devices.
Identify events involving chance in real life situations.
Classify the events in learner's book 8 as likely, unlikely, must happen and cannot happen.
Appreciate the events involving chance in real life situations.

As a class, learners are guided to open the link: https://youtube.be/IldxOU-v3sM
As a class, learners are guided to watch the video clip on calculating mean of discrete data.
As a class, learners are guided to write short points about the video.
In groups, learners are guided to identify events involving chance in real life situations.
In groups, learners are guided to classify the events in learner's book 8 as likely, unlikely, must happen and cannot happen.
In groups, learners to discuss and compare with other groups.

What have you learnt about mean and median of discrete data?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 196
Ruler
Digital devices
Learner's Book Grade 8 pg. 197

Oral questions Oral Report Observation Written exercise

Data Handling and Probability

Performing chance experiments in different situations
Writing experimental probability outcomes in different situations

By the end of the lesson, the learner should be able to:
Explain the meaning of chance experiment.
Flip a coin once and record the outcome as either head or tail.
Have fun and enjoy performing chance experiments.
Toss a fair dice ten times.
List down all the outcomes obtained from the trials
Appreciate writing experimental probability outcomes in different situations.

In groups, learners are guided to explain the meaning of chance experiment.
In groups, learners are guided to flip a coin once and record the outcome as either head or tail.
In groups, learners to discuss possible outcomes when fair coin is flipped once.
In groups, learners are guided to toss a fair dice ten times.
In groups, learners are guided to list down all the outcomes obtained from the trials.
In groups, learners are guided to using the outcomes obtained, fill in the table in learner's book 8 page 199

What is the meaning of chance experiment?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 198-199
Ruler
Digital devices
Learner's Book Grade 8 pg. 199-200

Oral questions Oral Report Observation Written exercise

Data Handling and Probability

Expressing probability outcomes in fractions in different situations
Expressing probability outcomes in decimals or percentages in different situations

By the end of the lesson, the learner should be able to:
Define the term probability.
Flip a coin ten times and write down all the outcomes as they occur.
Appreciate the importance of probability.
Use paper cut-outs marked letters A to E.
Shuffle the paper cut-outs and draw one cut-out, note the letter and return the cut-out.
Appreciate expressing probability outcomes in decimals or percentages in different situations.

In groups, learners are guided to define the term probability.
In groups, learners are guided to flip a coin ten times and write down all the outcomes as they occur.
In groups, learners are guided to use all the outcomes obtained, fill in the table in learner's book 8 page 200
In groups, learners are guided to use paper cut-outs marked letters A to E.
In groups, learners are guided to shuffle the paper cut-outs and draw one cut-out, note the letter and return the cut-out.
In groups, learners are guided to list all the outcomes and fill in the table in learner's book 8 page 203

What is probability?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 200-202
Ruler
Digital devices
Learner's Book Grade 8 pg. 203-204

Oral questions Oral Report Observation Written exercise

Data Handling and Probability

Digital devices
Digital devices

By the end of the lesson, the learner should be able to:
Open the link: https://www.youtube.com/watch?v=ny-cgmyNoWE
Watch the video clip on probability.
Appreciate the use of digital devices.
By
the end of the lesson, the learner should be able to:

Open the link: https://www.youtube.com/watch?v=ny-cgmyNoWE
Watch the video clip on probability.
Appreciate the use of digital devices.

In groups, learners are guided to open the link: https://www.youtube.com/watch?v=ny-cgmyNoWE
In groups, learners are guided to watch the video clip on probability.
In groups, learners are guided to write short points about the video.
In
groups, learners are guided to open the link:
https://www.youtube.com/watch?v=ny-cgmyNoWE

In groups, learners are guided to watch the video clip on
probability.

In groups, learners are guided to write short points about the video.

What have you learnt about probability?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 204
Ruler
Digital devices
KLB;
Top Scholar: Mathematics
Learner's Book Grade 8 pg. 204

Ruler
Digital devices

Oral questions Oral Report Observation Written exercise