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      Lesson details

      Learning outcome

      I can ensure my packaging is strong.

      Key learning points

      1. Prototype shell structures can be strengthened with recycled materials.
      2. Packaging reinforcements need to be measured and joined accurately.

      Keywords

      • Strengthen - make stronger

      • Reinforce - add additional parts to support

      • Shell - the outer structure or surface of an object

      • Accurately - correct and exact, with no mistakes

      Common misconception

      Packaging can only be reinforced from the inside.

      Packaging can be reinforced on the inside and/or the outside using different methods.

      Teacher tip

      Have a range of recycled or recyclable card materials for pupils to use.

      Equipment

      Recycled/recyclable card products, scissors, rulers, glue, tape.

      Content guidance

      Risk assessment required - equipment

      Supervision

      Adult supervision required

      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

      Loading...

      Prior knowledge starter quiz

      6 Questions

      Q1.
      Looking at the dimensions, which packaging would this cookie fit into?

      An image in a quiz
      An image in a quiz
      Correct Answer: An image in a quiz
      An image in a quiz
      An image in a quiz

      Q2.
      Which of these wouldn't be used to join cardboard packaging?

      tape
      glue
      staples
      Correct answer: scissors

      Q3.
      Why is it important to measure each side carefully when drawing a net?

      so it will fold by itself
      Correct answer: so they line up when it's folded
      so it will fold easily
      so it will curve

      Q4.
      What does the word assemble mean?

      Correct answer: put pieces together
      apply glue
      cut out shapes
      measure a line
      decide on a shape

      Q5.
      What do we call a model of a product made to test how it works?

      Correct Answer: prototype, a prototype, proto type, a proto type

      Q6.
      Which word is missing from this phrase? Reduce, reuse, ...

      rewind.
      rework.
      remake.
      Correct answer: recycle.

      4 Questions

      Q1.
      What happens when you strengthen something?

      it gets smaller
      Correct answer: it gets stronger
      it gets bigger
      it gets weaker

      Q2.
      Which word describes the method of adding layers to strengthen a material?

      An image in a quiz
      elimination
      Correct answer: lamination
      celebration
      conversation

      Q3.
      What does the word accuracy mean?

      guessing
      estimating
      Correct answer: being exact
      being wrong

      Q4.
      Sort these steps into the correct order to create a sleeve reinforcement.

      1 - take measurements
      2 - draw net
      3 - bend folds
      4 - glue/tape
      5 - slide into place

      To help you plan your 3 design and technology lesson on: Strengthen packaging, download all teaching resources for free and adapt to suit your pupils' needs...