Science and Industry · B3 Science

Lesson notes

Learning Objectives

Indicator: B3.5.3.2.1 - Describe the ways foods get spoiled

By the end of the lesson, learners can:

Identify at least four common ways by which food gets spoiled in their homes and communities.
Explain in simple terms why food spoils when it is left uncovered, kept for too long, or stored in the wrong place.
Demonstrate through observation how a piece of bread or cooked kenkey changes over a few days.
Describe what happens to the body when someone eats spoilt food.
Work in groups to sort foods into those that spoil quickly and those that last longer.

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Curriculum details

Strand: Humans and the Environment (Strand 5)
Sub-strand: Science and Industry (5.3)
Content standard: B3.5.3.2 - Exhibit knowledge of food processing and preservation
Indicator: B3.5.3.2.1 - Describe the ways foods get spoiled
Suggested placement: Term 3, Week 10 (Week 34 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.
Source document note: The official curriculum document has a fault in this entry, so the curriculum text above is transcribed exactly as printed:

indicator text - p.61: sub-strand 5.3 (SCIENCE AND INDUSTRY) opens at content standard B3.5.3.2; the document prints no B3.5.3.1 and no indicator under it anywhere in B3
Curriculum reference: Science Curriculum (Basic 1-3), 2019, p. 61
Transcribed from the official NaCCA publication. Check this page against the source.

Exemplars (from the NaCCA curriculum)

- Learners watch pictures and videos on ways by which food get spoilt.
- Demonstrate an activity to show how food gets spoilt. E.g. bread, kenkey fish etc.
- Learners in groups to discuss ways by which food gets spoilt.
- Engage learners to present their ideas in groups to the whole class.
- Tabulate group responses and reshape learners' ideas.
- Ask learners to brainstorm on what will happen if they eat spoilt food.
- Learners dramatise or tell a story about a child who ate spoilt food.
NB: This indicator should not cover micro-organisms.