Unit challenge: choosing materials
Unit 3 · MaterialsSelect a material system for a real product and defend the trade-offs. Choosing and justifying materials against function, aesthetics, cost, environment and ethics, with a whole-unit retrieval and a levelled evaluate question. Click-by-click builds, answer reveals, and teacher notes and answers on every slide.
What this lesson covers
Choosing and justifying materials against function, aesthetics, cost, environment and ethics, with a whole-unit retrieval and a levelled evaluate question. Click-by-click builds, answer reveals, and teacher notes and answers on every slide.
60-minute lesson, 20 slides. Part of DT Classroom’s GCSE Design and Technology course, taught through an interactive 3D lab rather than static slides alone.
Practise and extend
Also available for this lesson from the teacher resources: lesson slides, knowledge organiser, worksheet.
Exam board coverage
Where this lesson sits in each GCSE Design and Technology specification, as an indicative mapping by DT Classroom (not endorsed by any board - check the current specification before relying on it).
| Board | Specification reference |
|---|---|
| AQA | 3.1.6 Materials and their working properties 3.2.1 Selection of materials or components |
| Edexcel | 1.8 Ferrous and non-ferrous metals 1.9 Papers and boards 1.10 Thermoforming and thermosetting polymers 1.11 Fibres and textiles (woven, non-woven, knitted) 1.12 Natural and manufactured timbers |
| OCR | 5.2 Factors in selecting materials and system components |
| WJEC Eduqas | TP5 Materials |
| Cambridge International | 1.5 Material classification 2.4 Product analysis |
See the full specification map for every lesson and every board.
Other lessons in Materials
DT Classroom is a GCSE Design and Technology course: interactive 3D lessons, teacher slide decks, worksheets and exam practice, built for pupils and teachers. Exam board references above are DT Classroom’s own indicative mapping, not provided or endorsed by AQA, Pearson Edexcel, OCR or WJEC Eduqas.