MEASUREMENT

Mass - Identifying the gram as a unit of measuring mass
Mass - Measuring mass in grams (1)

By the end of the lesson, the learner should be able to:
What is the importance of measuring mass?

By the end of the lesson, the learner should be able to:
- Identify the gram as a unit of measuring mass in real life
- Appreciate the use of grams in measuring mass in real life

In groups and individually, learners are guided to: - Discuss in groups, scoop sand or soil using a teaspoon and explain that the amount scooped is about 5 grams - Divide the amount scooped into 5 equal groups, each being about one gram - Identify where grams are used to measure mass in real life

- Mentor Mathematics learners book grade 5 page 153-154
- Teaspoons
- Sand or soil
- Electronic/manual weighing machine
- Mentor Mathematics learners book grade 5 page 155
- Various small objects

- Oral questions - Written exercises - Observation

MEASUREMENT

Mass - Measuring mass in grams (2)
Mass - Estimating and measuring mass in grams (1)
Mass - Estimating and measuring mass in grams (2)
Mass - Relationship between kilogram and gram
Mass - Converting kilograms to grams and vice versa (1)

By the end of the lesson, the learner should be able to:
What is the importance of measuring mass?

By the end of the lesson, the learner should be able to:
- Measure mass in grams accurately
- Record and compare measurements
- Appreciate measuring mass in grams in real life

In groups and individually, learners are guided to: - Watch a video on measuring mass in grams - Measure the mass of various classroom objects in grams - Record and compare their measurements - Discuss the importance of accurate measurement

- Mentor Mathematics learners book grade 5 page 156
- Electronic/manual weighing machine
- Various small objects
- Digital devices
- Videos
- Mentor Mathematics learners book grade 5 page 157
- Mentor Mathematics learners book grade 5 page 158
- Beam balance
- Mentor Mathematics learners book grade 5 page 159
- 1 kg mass
- 100 g containers
- Electronic weighing machine
- Mentor Mathematics learners book grade 5 page 160-161
- Conversion charts

- Oral questions - Written exercises - Observation - Practical assessment

MEASUREMENT

Mass - Converting kilograms to grams and vice versa (2)
Mass - Addition of grams and kilograms
Mass - Subtraction of grams and kilograms
Mass - Multiplication of grams and kilograms by whole numbers
Mass - Division of grams and kilograms by whole numbers

By the end of the lesson, the learner should be able to:
What is the importance of measuring mass?

By the end of the lesson, the learner should be able to:
- Convert grams to kilograms in real life situations
- Apply conversion in solving problems

In groups and individually, learners are guided to: - Convert grams to kilograms using the relationship 1 kg = 1,000 g - Solve problems involving conversion of grams to kilograms - Apply conversion in real-life problems

- Mentor Mathematics learners book grade 5 page 162
- Conversion charts
- Digital devices
- Mentor Mathematics learners book grade 5 page 163-164
- Mentor Mathematics learners book grade 5 page 165-166
- Mentor Mathematics learners book grade 5 page 167-168
- Multiplication tables
- Mentor Mathematics learners book grade 5 page 169-170

- Oral questions - Written exercises - Assessment rubrics

MEASUREMENT

Time - Identifying the second as a unit of measuring time
Time - Relationship between minute and second
Time - Converting minutes to seconds and vice versa (1)
Time - Converting minutes to seconds and vice versa (2)
Time - Addition of minutes and seconds with conversion

By the end of the lesson, the learner should be able to:
How can we read and tell time?

By the end of the lesson, the learner should be able to:
- Identify the second as a unit of measuring time through second hand
- Appreciate use of seconds as units of measuring time in real life

In groups and individually, learners are guided to: - Discuss and identify second hand from a clock - Carry out activities taking 10 seconds; let learners relate the activities to what can be done in one-tenth of the time taken to do the activity; the time taken is 1 second - Measure time taken to do various activities in seconds

- Mentor Mathematics learners book grade 5 page 171
- Analogue clocks
- Digital clocks
- Stopwatches
- Digital devices
- Mentor Mathematics learners book grade 5 page 172
- Mentor Mathematics learners book grade 5 page 173
- Conversion charts
- Clocks
- Mentor Mathematics learners book grade 5 page 174
- Mentor Mathematics learners book grade 5 page 175-176

- Oral questions - Written exercises - Observation - Practical assessment

MEASUREMENT
GEOMETRY
GEOMETRY
GEOMETRY
GEOMETRY

Time - Subtraction of minutes and seconds with conversion
Time - Multiplication of minutes and seconds by whole numbers
Time - Division of minutes and seconds by whole numbers
Lines - Identifying and drawing horizontal and vertical lines
Lines - Identifying and drawing perpendicular lines
Lines - Identifying and drawing parallel lines
Lines - Uses of various types of lines in real life

By the end of the lesson, the learner should be able to:
How can we apply subtraction of time in real life?

By the end of the lesson, the learner should be able to:
- Subtract minutes and seconds with conversion in real life situations
- Solve problems involving subtraction of minutes and seconds

In groups and individually, learners are guided to: - Subtract minutes and seconds with regrouping - Solve real-life problems involving subtraction of minutes and seconds - Calculate time differences in practical situations

- Mentor Mathematics learners book grade 5 page 177-178
- Digital devices
- Clocks
- Stopwatches
- Mentor Mathematics learners book grade 5 page 178
- Multiplication tables
- Mentor Mathematics learners book grade 5 page 179
- Mentor Mathematics learners book grade 5 page 188-189
- Rulers
- Straight edges
- Chalk board ruler
- Charts with examples of lines
- Mentor Mathematics learners book grade 5 page 190-191
- Set squares
- Charts with examples of perpendicular lines
- Mentor Mathematics learners book grade 5 page 192-193
- Charts with examples of parallel lines
- Mentor Mathematics learners book grade 5 page 194
- Objects with different types of lines
- Pictures showing different types of lines
- Drawing tools

- Oral questions - Written exercises - Assessment rubrics

GEOMETRY

Angles - Relating a turn to angles
Angles - Reading a protractor
Angles - Using a protractor to measure angles
Angles - Identifying the degree as a unit of measuring angle
Angles - Measuring angles in degrees
Angles - Uses of angles in the environment
3-D Objects - Describing 3-D objects in the environment (1)

By the end of the lesson, the learner should be able to:
What is the relationship between turns and angles?

By the end of the lesson, the learner should be able to:
- Relate a turn to angles in real life
- Appreciate the relationship between turns and angles

In groups and individually, learners are guided to: - Make clockwise, quarter and half turns, and relate them to angles in the environment - Relate the amount of turn to the size of an angle - Demonstrate different turns and identify the corresponding angle - Discuss examples of turns in real life and their angles

- Mentor Mathematics learners book grade 5 page 195
- Objects that rotate (e.g., door, bottle cap)
- Paper cut-outs for demonstrating turns
- Digital devices
- Pictures showing different turns
- Mentor Mathematics learners book grade 5 page 196
- Protractors
- Charts showing parts of a protractor
- Diagrams with angles
- Mentor Mathematics learners book grade 5 page 197-198
- Rulers
- Mentor Mathematics learners book grade 5 page 199
- Paper cut-outs of angles
- Charts showing different angles
- Mentor Mathematics learners book grade 5 page 200-201
- Objects with angles
- Mentor Mathematics learners book grade 5 page 202-203
- Pictures showing angles in real life
- Mentor Mathematics learners book grade 5 page 204
- 3-D objects (cubes, cuboids)
- Videos
- Charts with 3-D objects

- Oral questions - Written exercises - Observation - Demonstration

GEOMETRY
DATA HANDLING
DATA HANDLING
DATA HANDLING
DATA HANDLING
DATA HANDLING
DATA HANDLING
DATA HANDLING

3-D Objects - Describing 3-D objects in the environment (2)
3-D Objects - Describing 3-D objects in the environment (3)
3-D Objects - Describing 2-D shapes in 3-D objects (1)
3-D Objects - Describing 2-D shapes in 3-D objects (2)
3-D Objects - Describing 2-D shapes in 3-D objects (3)
Data collection
Drawing tables to record data
Drawing tally marks of collected data
Preparing frequency tables
Interpreting data from frequency tables
Interpreting data from frequency tables
Interpreting data from frequency tables

By the end of the lesson, the learner should be able to:
What are the properties of different 3-D objects?

By the end of the lesson, the learner should be able to:
- Describe properties of different 3-D objects
- Differentiate between various 3-D objects
- Appreciate the use of 3-D objects in the environment

In groups and individually, learners are guided to: - Describe the properties of cylinders and spheres - Compare different 3-D objects based on their properties - Identify examples of cylinders and spheres in real life - Use digital devices to learn more about 3-D objects

- Mentor Mathematics learners book grade 5 page 205
- 3-D objects (cylinders, spheres)
- Digital devices
- Videos
- Charts with 3-D objects
- Mentor Mathematics learners book grade 5 page 206
- 3-D objects (pyramids, other shapes)
- Mentor Mathematics learners book grade 5 page 207
- 3-D objects (cubes, cuboids)
- 2-D shape cut-outs
- Drawing materials
- Mentor Mathematics learners book grade 5 page 208
- Mentor Mathematics learners book grade 5 page 209-210
- Paper for making nets
- Scissors
- Glue
- Mentor Mathematics Learner's Book Grade 5 page 211
- Data collection forms
- Number cards
- Mentor Mathematics Learner's Book Grade 5 page 212
- Manila papers/charts
- Mentor Mathematics Learner's Book Grade 5 page 213
- Small sticks
- Data sheets
- Mentor Mathematics Learner's Book Grade 5 page 214
- Mentor Mathematics Learner's Book Grade 5 page 216
- Frequency tables
- Charts with frequency tables
- Mentor Mathematics Learner's Book Grade 5 page 218

- Oral questions - Written exercises - Observation - Project