Lesson 3: Plastic

Learn about the discovery and history of plastic, and its impact on the world today. Understand how our actions can help improve the plastic pollution problem. Repurpose plastic building bricks to develop creative and unique models for Micro:bit case, housing or stand solutions.

Learning objective

  • To generate creative and unique micro:bit case, stand and/or housing ideas

National curriculum


Pupils should be taught to:

  • Generate, develop, model and communicate their ideas through discussion, annotated sketches, cross-sectional and exploded diagrams, prototypes, pattern pieces and computer-aided design



Pupils should be taught to:

  • Understand how key events and individuals in design and technology have helped shape the world


Technical knowledge

Pupils should be taught to:

  • Apply their understanding of how to strengthen, stiffen and reinforce more complex structures

Success criteria

Cross-curricular links

Before the lesson

Download classroom resources

Attention grabber

Main event


Pupils needing extra support: Should work in pairs or small groups to produce one or two models. Prompt the children with verbal ideas and suggestions of your own but not to full-completion. 


Pupils working at greater depth: Can undertake independent work. Should generate multiple model solutions, explaining how it could be improved with each version and why it was necessary. Could complete the Activity: Extention: Plastic problem.

Wrapping up

Assessing pupils' progression and understanding


Created by:
Rebecca Walsh,  
Design & Technology specialist
Rebecca is a passionate Design and technology specialist with seven years of experience delivering and leading the subject. Rebecca has previously taught across all of the D&T curriculum strands, including STEM clubs and extra-curricular activities such as RAF Project X,…
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