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Lesson Plans Online
Science Unit 7D
Lesson 3
Variation 3
Learning objectives
- Learn that variation is affected by the environment.
- Practise discussion and reporting skills.
Resources required
A3 paper and coloured felt-tip pens.
Learning activity
- Recap on variation in our heights.
- In groups students should record their ideas on paper about what factors could affect the height of a person. After 10 minutes, one person from each group should report back to the class.
- Record major ideas on the board/paper.
- Discuss and lead onto environmental/acquired variation.
- Record in books some of the major environmental influences on height.
- List other environmental causes of variation eg: sunshine.
Learning outcomes
Explain ways in which variation can be altered by the environment.
Extension work
- Investigate the effects of sunlight on the skin.
- List 10 things that could happen to identical twins to make them look different.
Special needs
Should be part of main lesson throughout.
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