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Lesson 4 of 8
  • Year 4

Fabric functional properties

I can investigate the properties of materials that would suit the purpose of my design.

Lesson 4 of 8
New
New
  • Year 4

Fabric functional properties

I can investigate the properties of materials that would suit the purpose of my design.

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Lesson details

Key learning points

  1. Fabrics have different insulating properties.
  2. Fabrics have different levels of water resistance.
  3. Fabrics have different levels of strength.
  4. Designers need to consider the sustainability of fabrics.
  5. Fabrics are chosen for their properties.

Keywords

  • Properties - words used to describe what a material is like

  • Insulating - stops heat from escaping

  • Waterproof - no water can get through at all

  • Water-resistant - doesn't soak up water easily

  • Sustainability - using what we need, while protecting the environment so there is enough for the future

Common misconception

All fabrics have the same properties.

Different fabrics have different properties which must be considered when selecting fabrics for designs.


To help you plan your year 4 design and technology lesson on: Fabric functional properties, download all teaching resources for free and adapt to suit your pupils' needs...

Insulation test - depending on conditions, this may need to be set up in the lesson and observed over more time.
Teacher tip

Equipment

Fabric scraps, ice cubes, stopwatch or timer.

Licence

This content is © Oak National Academy Limited (2025), 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

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6 Questions

Q1.
What does a milliner do?

make shoes
make bags
make costumes
Correct answer: make hats

Q2.
On a hat, what is the function (job) of a brim?

to make the hat floppy
to protect the top of the head
Correct answer: to shield the face and neck
to adjust the size of the hat

Q3.
Which of these natural fabrics comes from a plant?

leather
Correct answer: cotton
wool
silk

Q4.
What do we call materials that do not let water pass through them at all?

Correct Answer: waterproof, water proof

Q5.
What does the word insulating mean?

Correct answer: stops heat from escaping
allows heat to escape
conducts electricity
a power source

Q6.
What do we call fabrics that do not come from natural sources?

Correct Answer: man made, man-made, synthetic, manmade

Assessment exit quiz

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4 Questions

Q1.
What do we mean by a fabric's properties?

just the way it looks
how insulating it is
Correct answer: all its specific features
how water-resistant it is

Q2.
Match the fabric properties to their descriptions.

Correct Answer:insulating,keeps warmth in and cold out

keeps warmth in and cold out

Correct Answer:waterproof,stops water getting through

stops water getting through

Correct Answer:stretchy,can expand and change shape

can expand and change shape

Correct Answer:stiff,not flexible

not flexible

Correct Answer:water resistant,doesn't soak up water easily

doesn't soak up water easily

Q3.
Which of these is part of being sustainable?

using all the planet's resources
Correct answer: looking after the environment
using chemicals and man-made materials
sending waste to landfill

Q4.
Which would be the most sustainable choice?

Correct answer: made from organic cotton
made from cotton
made from polyester
dyed using chemicals