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      Lesson details

      Learning outcome

      I can explain how and why design specifications are used in industry.

      Key learning points

      1. Design specifications outline the product's purpose, user, and key features.
      2. Design specifications define the product's aesthetics, materials, and form to ensure it’s functional and appealing.

      Keywords

      • Design specification - describes what a product has to do

      • Requirements - something which is needed or wanted

      • Justification - the reason or explanation for why something is done, or believed to be right

      • Aesthetics - how a product looks

      Common misconception

      Design specifications and technical specifications are the same.

      Design specifications focus on the overall concept, user needs, and appearance. Technical specifications detail the materials and measurement requirements needed to build a product.

      Teacher tip

      Show students how tech companies use specifications to develop their products. This makes the concepts more relatable and helps students understand their practical application in industry.

      Licence

      This content is © Oak National Academy Limited (2026), licensed on Open Government Licence version 3.0
      except where otherwise stated. See Oak's terms & conditions
      (Collection 2).

      Lesson video

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      Prior knowledge starter quiz

      6 Questions

      Q1.
      When designers ask customers for their opinions, they are collecting research.

      Correct Answer: primary

      Q2.
      Why do companies analyse their products?

      To make them more expensive
      Correct answer: To improve quality and meet customer needs
      To reduce competition
      To create completely new products every time

      Q3.
      A design is a statement that outlines the requirements of a product.

      Correct Answer: brief

      Q4.
      What is the main purpose of market research?

      To guess what customers want
      Correct answer: To gather information about customer needs and preferences
      To create advertising campaigns
      To reduce production costs

      Q5.
      Which of the following best describes the purpose of a design specification in the product design process?

      To choose the materials for the product
      Correct answer: To outline the product's appearance and functionality
      To advertise the product
      To set the final price of the product

      Q6.
      Which of the following is not an example of a design constraint?

      budget
      materials
      Correct answer: creativity
      time

      6 Questions

      Q1.
      Which of the following is not a part of a design specification?

      The product's aesthetics (appearance)
      Correct answer: The advertising campaign for the product
      The key features the product must have

      Q2.
      Match the element of a design specification to its correct description:

      Correct Answer:Purpose,Explains what the product is meant to achieve or solve

      Explains what the product is meant to achieve or solve

      Correct Answer:User,Defines who the product is meant for

      Defines who the product is meant for

      Correct Answer:Aesthetics,Describes how the product will look and feel

      Describes how the product will look and feel

      Q3.
      Order the following steps to create a design specification:

      1 - Define the purpose of the product.
      2 - Identify the user.
      3 - Describe the product’s aesthetics, materials and form

      Q4.
      Which of the following materials would not be suitable for a child’s lunchbox?

      BPA-free plastic
      Stainless steel
      Correct answer: Glass
      Soft fabric

      Q5.
      A good design specification not only describes the appearance and materials, but also provides a clear that explains design decisions.

      Correct Answer: justification, reason

      Q6.
      Why is it important to test a product against its design specification?

      To check if the product is visually attractive
      Correct answer: To ensure the product meets its intended function and user needs
      To make sure the product costs less to produce
      To verify the product's brand name

      To help you plan your 11 design and technology lesson on: Design specification, download all teaching resources for free and adapt to suit your pupils' needs...