# Measurement of Length and Mass – Length (Primary 3)

Last Updated on September 5, 2020 by Alabi M. S.

BASIC SCIENCE

BASIC SCIENCE AND TECHNOLOGY

FIRST TERM

WEEK 2

PRIMARY 3

THEME – LEARNING ABOUT OUR ENVIRONMENT

PREVIOUS LESSON – Third Term Examination Primary 2

TOPIC – MEASUREMENT OF LENGTH AND MASS – LENGTH

LEARNING AREA

1. Instruments for Measuring Length

2. Unit of Measuring Length

3. Measuring Length

PERFORMANCE OBJECTIVES

By the end of the lesson, the pupils should have attained the following objectives (cognitive, affective and psychomotor) and should be able to –

1. name the instruments for measuring length.

2. measure and record the length, breadth, and height of objects.

3. state the metric units for measuring length.

ENTRY BEHAVIOUR

Tape rule, ruler, etc.

INSTRUCTIONAL MATERIALS

The teacher will teach the lesson with the aid of:

1. Tape rule

2. Meter rule

3. Objects in the classroom

4. The pupil’s height

5. A chart on standard unit of length

METHOD OF TEACHING – Choose a suitable and appropriate methods for the lessons.

Note – Irrespective of choosing methods of teaching, always introduce an activities that will arouse pupil’s interest or lead them to the lessons.

REFERENCE MATERIALS

1. Scheme of Work

2. 9 – Years Basic Education Curriculum

3. Course Book

4. All Relevant Material

5. Online Information –

CONTENT OF THE LESSON

LESSON ONE – INTRODUCTORY ACTIVITIES

Teacher’s/Pupil’s Activities – Displays different instruments for measuring length for pupils to identify and ask them to state their uses.

Teacher’s Activities – Note the pupils points on the board or cardboard.

INSTRUMENTS FOR MEASURING LENGTH

1. Rule

3. Tape rule

3. Measuring Tape

Teacher’s Pupil’s Activities – Asks pupils to mention other things we can use for measuring lengths of the above mentioned are not available.

1. Hand span

2. Foot step

3. Arm length

4. Rope

5. Straight plank, rode, etc.

USES OF INSTRUMENTS FOR MEASURING LENGTHS

Pupil’s Activities – They are used for measurement.

LESSON EVALUATION/HOME WORK

1. Find out 5 things we measured with ruler, measuring tape or tape rule.

2. Find out 5 people that used ruler, measuring tape or tape rule.

LESSON TWO – UNITS OF MEASURING LENGTH AND MEASURING OF LENGTH OF OBJECTS

Teacher’s/Pupil’s – Asks pupils to examine measuring instruments – ruler, measuring tape and tape rule and tell you the alphabetical letter on the measuring rules.

Records their observations.

UNITS OF MEASURING LENGTH

1. Centimetre – cm

2. Millimeter – mm

MEASURING OF LENGTH

Teacher’s/Pupil’s Activities – Measuring the length of

1. Notebook – Length 1 ____________ and Length 2 ____________

2. Textbook – Length 1 ____________ and Length 2 ____________

3. Desk – Length 1 ____________, Length 2 ____________ and Length 3 ____________

4. Their height –

5. Classroom – Length 1 ____________ and Length 2 ____________

MEANING OF LENGTH

Pupil’s Activities – What is Length?

Length is the distance between two points.

LESSON EVALUATION/ASSIGNMENT

Measure the length, breadth, and height of the following objects –

1. Cube

2. Cuboid

WORKBOOK – WEEKLY ASSESSMENT

PRESENTATION

To deliver the lesson, the teacher adopts the following steps:

1. To introduce the lesson, the teacher revises the previous lesson. Based on this, he/she asks the pupils some questions;

2. Uses a chart showing metric rule and tape rule to teach pupils the metric units of length (mm, cm).

Pupil’s Activities – Read and learn the metric unit of length.

3. Shows pupils the correct ways of measuring length, breadth and height of objects including their heights.

Pupil’s Activities –

• Measure the length, breadth and height of tables, desks, books in the classroom.
• Working in pairs, measure their heights.
• Working in pairs, measure their heights.

CONCLUSION

• To conclude the lesson for the week, the teacher revises the entire lesson and links it to the following week’s lesson.

LESSON EVALUATION

Pupils to:

1. name two instrument for measuring length.

2. state the metric units of length.

3. measures correctly the length, breadth and height of objects in the classroom.

4. record measurements correctly including units.

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