Class: Primary 3
Term: 1st Term
Week: 1
Age: 8 years
Duration: 40 minutes comprising of 3 periods
Date:
Subject: Basic Science and Technology
Curriculum Theme: Basic Science
Topic: Length Measurement
LEARNING OBJECTIVES: At the end of the lesson, students should be able to:
- Understand the meaning of length.
- Identify different tools used for measuring length.
- Recognize the metric units of measuring length (mm, cm).
- Measure and record the length, breadth or height of objects.
- Carry out the conversion of units concerning centimetre, millimetre, metre, kilometre, etc.
MATERIALS: Tape measure, meter rule, charts on the standard unit of length, and pupils as learning resources.
TEACHING CONTENT DEVELOPMENT : Length Measurement
| Time | Content | Teacher’s Activities | Teaching Method | Student’s Activities |
|---|---|---|---|---|
| 5 mins | Introduction: Meaning of Length | Introduce the concept of length and its importance and relate it to weight. | Lecture | Listen and take notes |
| 10 mins | Different instruments used to measure length. | Show examples of measuring instruments like rulers and measuring tapes. | Discussion | Participate in a class discussion |
| 10 mins | Metric methods for measuring length (mm, cm) | Demonstrate the use of centimeters and millimeters in measuring length. | Demonstration | Observe and ask questions |
| 10 mins | Measuring and noting length, breadth, and height of objects. | Guide students in measuring and recording dimensions of objects. | Practice | Measure and record the dimensions of objects |
| 5 mins | Professionals who deal with length measuring | Discuss various experts such as architects, engineers, and tailors who use measurement in their work. | Discussion | Participate in a class discussion |
| 5 mins | Conversion of units of length (cm, mm, m, km) | Explain and illustrate how to convert between centimeters, millimeters, meters, and kilometers | Exercise | Practice unit conversion exercises |
| 5 mins | Summary and Recap | Recap the key points of the lesson and confirm the level of understanding. | Lecture | Listen and summarise key points |
NOTE
Length is the measurement of how long or short an object is.
There are two methods for measuring length;
- The olden methods which involve hand span, stride, arm length, etc.
- The standard methods such as tape measure, metre rule, etc.
Metric unit of length
10 millimetres = 1 decimetre
10 decimetres = 1 centimetre
10 centimetres = 1 metre
1000 metres = 1 kilometre
EVALUATION:
- What is length?
- Explain two olden methods and two standard methods of measuring length
- Recite the metric unit of length
CLASSWORK: Similar to the evaluation questions above
NOTE TO TEACHERS:
Please note that the actual content of the lesson, teaching methods, and pupil activities may vary based on your specific teaching style and curriculum or resources. Feel free to customize the lesson note to fit your needs.
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