Measurement

Mass - Comparing mass - Heavier than

By the end of the lesson, the learner should be able to:

-Compare the mass of objects
-Identify objects which are heavier than others
-Show interest in comparing mass
-

In groups, learners are guided to:

-In pairs, collect safe objects of different mass
-Compare objects to identify which is heavier
-Use "heavier than" to make comparison statements
-

How can you compare the mass of two objects?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 124
-Objects of different mass
-Balance scales
-

-Observation -Oral questions -Written assignments -

Measurement

Mass - Comparing mass - Lighter than

By the end of the lesson, the learner should be able to:

-Compare the mass of objects
-Identify objects which are lighter than others
-Develop interest in comparing mass
-

In groups, learners are guided to:

-In pairs, collect safe objects of different mass
-Compare objects to identify which is lighter
-Use "lighter than" to make comparison statements
-

How can you tell if an object is lighter than another?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 125
-Objects of different mass
-Balance scales
-

-Observation -Oral questions -Written tests -

Measurement

Mass - Comparing mass - Same as

By the end of the lesson, the learner should be able to:

-Compare the mass of objects
-Identify objects with the same mass
-Show interest in comparing mass
-

In groups, learners are guided to:

-In pairs, collect safe objects that might have same mass
-Compare objects using balance scales to find those with same mass
-Use "same as" to make comparison statements
-

How can we find objects that have the same mass?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 126
-Objects of different and same mass
-Balance scales
-

-Observation -Oral questions -Written assignments -

Measurement

Mass - Comparing mass of various objects
Mass - Measuring mass using non-standard units (1)

By the end of the lesson, the learner should be able to:

-Compare mass using "heavier than," "lighter than," or "same as"
-Write appropriate comparison statements
-Develop interest in comparing mass
-

In groups, learners are guided to:

-Compare various objects and identify which is heavier, lighter, or the same mass
-Write "heavier than," "lighter than," or "same as" to complete sentences
-Practice comparing mass of objects in the classroom
-

Which objects are heavier than, lighter than, or have the same mass as others?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 127
-Various objects to compare
-Balance scales
-
KLB Mathematical Activities Grade 1 Learner's Book pg. 128
Empty containers
Beans, maize, or flour

-Observation -Oral questions -Written tests -

Measurement

Mass - Measuring mass using non-standard units (2)

By the end of the lesson, the learner should be able to:

-Measure mass using various non-standard units
-Record measurements using non-standard units
-Develop interest in measuring mass
-

In groups, learners are guided to:

-Measure the mass of various objects using different non-standard units
-Record measurements in a table
-Compare measurements with other groups
-

How many bottle tops or stones does it take to balance different objects?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 129
-Bottle tops, stones, beans
-Objects to measure
-Balance scales
-

-Observation -Oral questions -Written tests -

Measurement

Mass - Using and comparing non-standard units for mass

By the end of the lesson, the learner should be able to:

-Measure objects using different non-standard units
-Compare measurements using different units
-Show interest in measuring mass
-

In groups, learners are guided to:

-Measure the same object using different non-standard units (bottle tops, stones, beans)
-Record the measurements
-Discuss why measurements differ when using different units
-

Why do we get different measurements when using different objects to measure mass?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 130
-Various measuring units
-Objects to measure
-Balance scales
-

-Observation -Oral questions -Written assignments -

Measurement

Mass - Applying mass measurement to real-life situations

By the end of the lesson, the learner should be able to:

-Apply mass measurement in real-life situations
-Measure objects in the environment
-Appreciate the use of mass measurement in daily life
-

In groups, learners are guided to:

-Discuss real-life situations where mass measurement is used
-Measure various objects in the school environment
-Record and share findings
-

Where do we use mass measurement in our daily lives?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 131
-Objects in the environment
-Non-standard measuring units
-Balance scales
-

-Observation -Oral questions -Written tests -

Measurement

Mass - Playing games involving mass

By the end of the lesson, the learner should be able to:

-Play games involving mass
-Follow rules in mass games
-Show interest in mass activities
-

In groups, learners are guided to:

-Play games involving mass using digital devices (if available)
-Play simple mass guessing games
-Take turns in mass comparison games
-

How can we use games to learn about mass?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 132
-Digital devices (if available)
-Objects for mass games
-Balance scales
-

-Observation -Oral questions -Written assignments -

Measurement

Capacity - Comparing capacity - More than

By the end of the lesson, the learner should be able to:

-Compare the capacity of containers
-Identify containers which hold more than others
-Show interest in comparing capacity
-

In groups, learners are guided to:

-In pairs, collect safe containers of different sizes
-Fill containers with water to compare which holds more
-Use "more than" to make comparison statements
-

How can you compare the capacity of two containers?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 141
-Containers of different sizes
-Water
-

-Observation -Oral questions -Written tests -

Measurement

Capacity - Comparing capacity - Less than

By the end of the lesson, the learner should be able to:

-Compare the capacity of containers
-Identify containers which hold less than others
-Develop interest in comparing capacity
-

In groups, learners are guided to:

-In pairs, collect safe containers of different sizes
-Fill containers with water to compare which holds less
-Use "less than" to make comparison statements
-

How can you tell if a container holds less than another?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 142
-Containers of different sizes
-Water
-

-Observation -Oral questions -Written assignments -

Measurement

Capacity - Comparing capacity - Same as
Capacity - Comparing capacity of various containers

By the end of the lesson, the learner should be able to:

-Compare the capacity of containers
-Identify containers with the same capacity
-Show interest in comparing capacity
-

In groups, learners are guided to:

-In pairs, collect containers that might have same capacity
-Fill containers with water to find those with same capacity
-Use "same as" to make comparison statements
-

How can we find containers that have the same capacity?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 143
-Containers of different and same capacity
-Water
-
KLB Mathematical Activities Grade 1 Learner's Book pg. 144
Various containers to compare

-Observation -Oral questions -Written tests -

Measurement

Capacity - Measuring capacity using non-standard units (1)

By the end of the lesson, the learner should be able to:

-Measure capacity using arbitrary units
-Compare measurements using the same unit
-Show interest in measuring capacity
-

In groups, learners are guided to:

-In pairs/groups, fill basins with water using different small containers
-Count the number of small containers used to fill the basin
-Compare measurements with other groups
-

How can we measure the capacity of containers using non-standard units?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 145
-Small containers
-Basins
-Water
-

-Observation -Oral questions -Written tests -

Measurement

Capacity - Measuring capacity using non-standard units (2)

By the end of the lesson, the learner should be able to:

-Measure capacity using various non-standard units
-Record measurements using non-standard units
-Develop interest in measuring capacity
-

In groups, learners are guided to:

-Measure the capacity of various containers using different non-standard units
-Record measurements in a table
-Compare measurements with other groups
-

How many cups or spoons of water do different containers hold?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 146
-Cups, spoons
-Containers to measure
-Water
-

-Observation -Oral questions -Written assignments -

Measurement

Capacity - Using and comparing non-standard units for capacity

By the end of the lesson, the learner should be able to:

-Measure containers using different non-standard units
-Compare measurements using different units
-Show interest in measuring capacity
-

In groups, learners are guided to:

-Measure the capacity of the same container using different non-standard units (cups, spoons, bottle caps)
-Record the measurements
-Discuss why measurements differ when using different units
-

Why do we get different measurements when using different containers to measure capacity?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 147
-Various measuring units
-Containers to measure
-Water
-

-Observation -Oral questions -Written tests -

Measurement

Capacity - Applying capacity measurement to real-life situations

By the end of the lesson, the learner should be able to:

-Apply capacity measurement in real-life situations
-Measure containers in the environment
-Appreciate the use of capacity measurement in daily life
-

In groups, learners are guided to:

-Discuss real-life situations where capacity measurement is used
-Measure capacity of various containers in the school environment
-Record and share findings
-

Where do we use capacity measurement in our daily lives?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 148
-Containers in the environment
-Non-standard measuring units
-Water
-

-Observation -Oral questions -Written assignments -

Measurement

Capacity - Re-using containers for different purposes

By the end of the lesson, the learner should be able to:

-Identify ways to re-use containers
-Re-use empty containers for keeping items
-Appreciate the importance of re-using containers
-

In groups, learners are guided to:

-In pairs/groups, discuss and re-use containers of different capacity at home and school to keep items
-Share ideas on how to re-use different containers
-Create a display of re-used containers
-

How can we re-use empty containers?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 149
-Empty containers
-Items to be kept in containers
-

-Observation -Oral questions -Written tests -

Measurement

Capacity - Making containers for specific purposes

By the end of the lesson, the learner should be able to:

-Make simple containers for specific purposes
-Compare the capacity of made containers
-Show interest in creating useful containers
-

In groups, learners are guided to:

-In groups, make simple containers using available materials
-Compare the capacity of the made containers
-Discuss the uses of different containers
-

How can we make containers for specific purposes?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 150
-Materials for making containers
-Water
-

-Observation -Oral questions -Written assignments -

Measurement

Time - Days of the week

By the end of the lesson, the learner should be able to:

-Identify days of the week
-Name days of the week in sequence
-Show interest in learning days of the week
-

In groups, learners are guided to:

-Sing songs/rhymes related to days of the week
-Tell and write days of the week the way they follow each other
-Discuss the current day and the next day
-

What are the days of the week and how do they follow each other?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 153
-Chart showing days of the week
-Songs/rhymes about days of the week
-

-Observation -Oral questions -Written tests -

Measurement

Time - Activities on different days of the week
Time - Months of the year (1)

By the end of the lesson, the learner should be able to:

-Relate days of the week to various activities
-Identify activities that take place on specific days
-Appreciate activities that are done on different days
-

In groups, learners are guided to:

-In pairs/groups, identify activities that take place during the days of the week such as raising flag on Monday and Friday
-Discuss activities done on different days at school and home
-Create a weekly activity chart
-

Which day of the week do you do different activities?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 154
-Chart showing activities on different days
-Pictures showing different activities
-
KLB Mathematical Activities Grade 1 Learner's Book pg. 155
Chart showing months of the year
Songs/rhymes about months of the year

-Observation -Oral questions -Written assignments -

Measurement

Time - Months of the year (2)

By the end of the lesson, the learner should be able to:

-Identify months of the year in relation to seasons
-Tell their birth month
-Appreciate the importance of knowing months
-

In groups, learners are guided to:

-Discuss and tell their birth month
-Relate months to different seasons
-Create a birthday chart showing births in different months
-

In which month were you born?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 156
-Calendar
-Chart showing months and seasons
-

-Observation -Oral questions -Written assignments -

Measurement

Time - Events and celebrations in different months

By the end of the lesson, the learner should be able to:

-Identify events and celebrations in different months
-Relate months to various events
-Show interest in events in different months
-

In groups, learners are guided to:

-Discuss special events and celebrations that occur in different months
-Create a chart showing events in different months
-Share personal experiences of celebrations
-

What special events happen in different months of the year?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 157
-Calendar
-Pictures of celebrations
-

-Observation -Oral questions -Written tests -

Measurement

Money - Identifying Kenyan currency coins

By the end of the lesson, the learner should be able to:

-Identify Kenyan currency coins
-Sort coins according to their value
-Show interest in learning about coins
-

In groups, learners are guided to:

-In pairs/groups, recognize and sort out different Kenyan currency coins (sh.1, sh.5, sh.10, sh.20, sh.40) according to their value
-Identify features of different coins
-Match coins to their values
-

How can you identify Kenyan currency coins?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 159
-Kenyan currency coins (sh.1, sh.5, sh.10, sh.20, sh.40)
-Chart showing coins
-

-Observation -Oral questions -Written assignments -

Measurement

Money - Identifying Kenyan currency note (sh.50)

By the end of the lesson, the learner should be able to:

-Identify Kenyan currency note up to sh.50
-Recognize the features of a sh.50 note
-Develop interest in learning about currency notes
-

In groups, learners are guided to:

-In pairs/groups, recognize a sh.50 note and tell its value
-Identify features of the sh.50 note
-Compare coins and the sh.50 note
-

How can you identify a Kenyan sh.50 note?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 160
-Kenyan sh.50 note
-Chart showing the sh.50 note
-

-Observation -Oral questions -Written tests -

Measurement

Money - Counting Kenyan currency coins

By the end of the lesson, the learner should be able to:

-Count Kenyan currency coins one at a time
-Tell the value of different coins
-Show interest in counting coins
-

In groups, learners are guided to:

-In pairs/groups, tell how many coins of sh.1, sh.5, sh.10, sh.20, sh.40 by counting
-Count combinations of different coins
-Practice identifying and counting coins
-

How do we count different Kenyan currency coins?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 161
-Kenyan currency coins
-Chart showing coin values
-

-Observation -Oral questions -Written assignments -

Measurement

Money - Buying items from a model shop (1)

By the end of the lesson, the learner should be able to:

-Identify prices of items in a model shop
-Use money to buy items
-Develop interest in shopping activities
-

In groups, learners are guided to:

-Discuss the price of items in the model classroom shop up to sh.50
-Practice identifying items and their prices
-Role play buying items from the shop
-

How do we use money to buy items?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 162
-Model classroom shop
-Items with price tags
-Play money
-

-Observation -Oral questions -Written tests -

Measurement

Money - Buying items from a model shop (2)
Money - Importance of money in daily life

By the end of the lesson, the learner should be able to:

-Use money in buying up to 2 items without balance
-Pay the correct amount for items
-Show interest in buying activities
-

In groups, learners are guided to:

-In groups, role play buying up to 2 items from the model classroom shop without balance
-Practice paying the correct amount for items
-Take turns being customer and shopkeeper
-

How do we buy two items and pay the correct amount?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 163
-Model classroom shop
-Items with price tags
-Play money
-
KLB Mathematical Activities Grade 1 Learner's Book pg. 164
Pictures showing use of money
Kenyan currency coins and notes

-Observation -Oral questions -Written assignments -

Geometry

Lines - Identifying straight lines

By the end of the lesson, the learner should be able to:

-Identify straight lines in different situations
-Form straight lines using body positions
-Show interest in identifying straight lines
-

In groups, learners are guided to:

-Stand behind one another facing the same side and identify what they have formed as a straight line
-Identify straight lines in classroom objects
-Discuss examples of straight lines in the environment
-

How do you make a straight line?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 168
-Classroom objects with straight lines
-Pictures showing straight lines
-

-Observation -Oral questions -Written assignments -

Geometry

Lines - Drawing straight lines

By the end of the lesson, the learner should be able to:

-Draw straight lines on different surfaces
-Join points to form straight lines
-Develop interest in drawing straight lines
-

In groups, learners are guided to:

-In pairs/groups, mark two points on the ground and use a stick to join the two points to make a straight line
-Practice drawing straight lines on the ground and in their books
-Create patterns using straight lines
-

How can we draw straight lines?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 169
-Sticks
-Drawing materials
-Paper
-

-Observation -Oral questions -Written tests -

Geometry

Lines - Identifying curved lines

By the end of the lesson, the learner should be able to:

-Identify curved lines in different situations
-Form curved lines using body positions
-Show interest in identifying curved lines
-

In groups, learners are guided to:

-In groups, form a semicircle, draw a line around it and identify the line drawn as a curved line
-Identify curved lines in classroom objects
-Discuss examples of curved lines in the environment
-

What is a curved line and where can we find curved lines?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 170
-Classroom objects with curved lines
-Pictures showing curved lines
-

-Observation -Oral questions -Written assignments -

Geometry

Lines - Drawing curved lines

By the end of the lesson, the learner should be able to:

-Draw curved lines on different surfaces
-Follow patterns to draw curved lines
-Develop interest in drawing curved lines
-

In groups, learners are guided to:

-Practice drawing curved lines on the ground and in their books
-Create patterns using curved lines
-Draw curved lines of different sizes
-

How can we draw curved lines?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 171
-Drawing materials
-Paper
-Pattern examples
-

-Observation -Oral questions -Written tests -

Geometry

Lines - Comparing straight and curved lines

By the end of the lesson, the learner should be able to:

-Differentiate between straight and curved lines
-Identify straight and curved lines in objects
-Show interest in comparing different lines
-

In groups, learners are guided to:

-Compare straight and curved lines
-Identify and categorize objects with straight and curved lines
-Draw both types of lines and discuss their differences
-

What is the difference between straight and curved lines?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 172
-Objects with straight and curved lines
-Drawing materials
-

-Observation -Oral questions -Written assignments -

Geometry

Lines - Recognizing lines in real objects

By the end of the lesson, the learner should be able to:

-Recognize straight and curved lines from real objects
-Identify lines in the environment
-Appreciate the presence of lines in everyday objects
-

In groups, learners are guided to:

-In groups, observe and identify lines from different objects in the environment
-Classify objects based on the types of lines they have
-Draw objects from the environment showing their lines
-

Where can we find straight and curved lines in our environment?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 173
-Real objects from the environment
-Pictures of objects with different lines
-

-Observation -Oral questions -Written tests -

Geometry

Shapes - Identifying rectangles
Shapes - Identifying triangles

By the end of the lesson, the learner should be able to:

-Identify rectangles in objects from the environment
-Recognize the properties of rectangles
-Show interest in identifying rectangles
-

In groups, learners are guided to:

-In pairs/groups, use safe objects from the environment to recognize rectangles
-Identify rectangles in classroom objects
-Discuss the properties of rectangles (4 sides, 4 corners)
-

What shapes are rectangles and where can we find them?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 178
-Rectangular objects
-Cut-outs of rectangles
-Pictures showing rectangles
-
KLB Mathematical Activities Grade 1 Learner's Book pg. 179
Triangular objects
Cutouts of triangles
Pictures showing triangles

-Observation -Oral questions -Written assignments -

Geometry

Shapes - Identifying circles

By the end of the lesson, the learner should be able to:

-Identify circles in objects from the environment
-Recognize the properties of circles
-Show interest in identifying circles
-

In groups, learners are guided to:

-In pairs/groups, use safe objects from the environment to recognize circles
-Identify circles in classroom objects
-Discuss the properties of circles (round, no corners)
-

What shapes are circles and where can we find them?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 180
-Circular objects
-Cut-outs of circles
-Pictures showing circles
-

-Observation -Oral questions -Written assignments -

Geometry

Shapes - Comparing rectangles, triangles, and circles

By the end of the lesson, the learner should be able to:

-Differentiate between rectangles, triangles, and circles
-Sort objects according to their shapes
-Develop interest in comparing shapes
-

In groups, learners are guided to:

-Compare the properties of rectangles, triangles, and circles
-Sort objects according to their shapes
-Match shapes to corresponding objects in the environment
-

How are rectangles, triangles, and circles different from each other?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 181
-Objects of different shapes
-Cut-outs of different shapes
-Shape sorting cards
-

-Observation -Oral questions -Written tests -

Geometry

Shapes - Making patterns with shapes (1)

By the end of the lesson, the learner should be able to:

-Make patterns involving rectangles, triangles, and circles
-Create patterns of their choice using shapes
-Show interest in making patterns with shapes
-

In groups, learners are guided to:

-Work individually to make patterns of their choice using the three shapes
-Practice creating different patterns using shapes
-Discuss the patterns created
-

What patterns can you make using different shapes?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 182
-Cut-outs of different shapes
-Drawing materials
-Pattern examples
-

-Observation -Oral questions -Written assignments -

Geometry

Shapes - Making patterns with shapes (2)

By the end of the lesson, the learner should be able to:

-Make colorful patterns with shapes
-Share pattern ideas with others
-Appreciate the beauty of patterns in different fabrics
-

In groups, learners are guided to:

-In groups, make patterns, color them and share with other groups
-Create patterns similar to those found in fabrics
-Discuss patterns observed in different fabrics and decorations
-

How can we use shapes to create beautiful patterns?

-KLB Mathematical Activities Grade 1 Learner's Book pg. 183
-Cut-outs of different shapes
-Coloring materials
-Fabric samples with patterns
-

-Observation -Oral questions -Written tests -