Teaching Resource
Fake Plastic Trees PowerPoint - A Demonstration Comparing Properties of Natural and Processed Materials
A teaching presentation comparing natural and processed materials and how humans make scientific comparisons.
This Teaching Presentation introduces the students to the choices humans make between natural and processed materials.
Use this teaching resource when investigating the chemical properties of materials in science lessons.
This presentation covers the following topics:
- making choices
- the scientific method
- thinking like a scientist
This Teaching Presentation links to a Teach Starter video, Krazy Kristian’s Science Show, which demonstrates the scientific method in action.
A class activity and independent investigation have been included at the end of the presentation.
National Curriculum Curriculum alignment
- Key Stage 1 (KS1)
Key Stage 1 (KS1) covers students in Year 1 and Year 2.
- Science
The principal focus of science teaching in key stage 1 is to enable pupils to experience and observe phenomena, looking more closely at the natural and humanly-constructed world around them. They should be encouraged to be curious and ask questions a...
- Working scientifically
- Everyday materials
- Science
The principal focus of science teaching in lower key stage 2 is to enable pupils to broaden their scientific view of the world around them. They should do this through exploring, talking about, testing and developing ideas about everyday phenomena an...
- Working scientifically

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