B1 Science · Term 3 Week 4: Personal Hygiene and Sanitation

Lesson notes

Learning Objectives

Indicator: B1.5.1.1.2 - Know the need for and how to clean the teeth

By the end of the lesson, learners can:

Mention at least three items used for cleaning the teeth, such as a toothbrush, toothpaste, and chewing stick.
Demonstrate the correct method of brushing the teeth using an upward and downward motion.
Explain at least two reasons why it is important to clean the teeth every day.
Draw and colour at least one item used for cleaning the teeth and describe what it is used for.
Predict what may happen to the teeth if they are not cleaned regularly.

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Curriculum details

Strand: Humans and the Environment (Strand 5)
Sub-strand: Personal Hygiene and Sanitation (5.1)
Content standard: B1.5.1.1 - Recognise the importance of personal hygiene
Indicator: B1.5.1.1.2 - Know the need for and how to clean the teeth
Suggested placement: Term 3, Week 4 (Week 28 of the year)
Our suggestion, laid out in curriculum order across three terms of twelve weeks. NaCCA does not fix the week, so follow your school's scheme of learning.
Curriculum reference: Science Curriculum (Basic 1-3), 2019, p. 31
Transcribed from the official NaCCA publication. Check this page against the source.

Exemplars (from the NaCCA curriculum)

- Begin with a familiar song on cleaning the teeth.
- Ask learners to mention the items used in cleaning the teeth, e.g. toothbrush and toothpaste, chewing stick etc.
- Let learners watch an audio visual or pictures that show the right way to clean the teeth.
- Demonstrate the right method of brushing the teeth (moving the toothbrush in an upward and downward motion) in front of the class and ask learners to do same.
- Let learners individually draw and colour some items used in brushing the teeth and display their drawings for discussion.
- Learners talk about what will happen if they do not brush their teeth regularly.