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      The human skeleton: protection

      Lesson details

      Learning outcome

      I can describe how our bones provide protection, with some examples.

      Key learning points

      1. The bones of the human skeleton are solid, strong and are various shapes with different functions.
      2. The skull protects the brain.
      3. The rib cage protects organs such as the heart and lungs.
      4. The spine protects the spinal cord.
      5. Despite being strong and solid, anyone can break a bone.

      Keywords

      • Protection - The hard bones of the skeleton provide protection for the organs and keep them safe from injury.

      • Organs - Organs are parts of the body that do a particular job, such as the brain, heart and lungs.

      • Skull - The skull is the name for the bones of the head.

      • Rib cage - The rib cage are bones that protect your organs and attach to the spine.

      • Spine - The backbone of vertebrate animals is called a spine.

      Common misconception

      Children may think that bones are unbreakable.

      Show children X-rays of broken bones and give them examples of where we wear extra protection to protect our bones.

      Teacher tip

      When discussing how to protect bones, ask if anyone has broken a bone in your class or share when you perhaps have. Ask them what may have helped to prevent it - what type of protection could they have worn? If access to own X-rays, share these.

      Equipment

      See additional guidance.

      Content guidance

      Depiction or discussion of sensitive content

      Risk assessment required - equipment

      Exploration of objects

      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

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      Prior knowledge starter quiz

      6 Questions

      Q1.
      What structure inside your body supports your body from falling over?

      walking stick
      crutches
      Correct answer: skeleton

      Q2.
      What is a human skeleton made from and why?

      Metal as it is strong and hard.
      Bones as they are soft and floppy.
      Plastic as it is bendy and flexible.
      Correct answer: Bones as they are hard and strong.
      Glass as it is fragile and breaks easily.

      Q3.
      What is this type of image called?

      An image in a quiz
      Correct Answer: X-ray, X ray, x-ray, x ray

      Q4.
      Which statement about bones is true?

      An image in a quiz
      The bones in your skeleton are dead.
      Correct answer: The bones in your skeleton are living.
      Some bones in your skeleton are dead and some are living.

      Q5.
      This person has had an accident. Look at the X-ray, what can you see?

      An image in a quiz
      No damage, they are fine.
      They have broken their skull.
      Correct answer: They have broken their arm.
      They have broken their spine.

      Q6.
      Match these materials to their properties.

      Correct Answer:wool,soft

      soft

      Correct Answer:rubber,flexible

      flexible

      Correct Answer:glass,transparent

      transparent

      Correct Answer:bone,strong

      strong

      6 Questions

      Q1.
      What is a human skeleton made from?

      An image in a quiz
      skin
      hair
      Correct answer: bones
      organs

      Q2.
      Our bones are strong, solid and hard so they can organs in the human body.

      An image in a quiz
      Correct Answer: protect, protects, protection

      Q3.
      Which statement about bones is true?

      Bones are soft so they sometimes break.
      Bones are flexible so they sometimes break.
      Correct answer: Bones are strong but they sometimes break.
      Bones are strong so they never break.

      Q4.
      Which two organs does the rib cage protect?

      An image in a quiz
      brain and heart
      lungs and brain
      Correct answer: heart and lungs

      Q5.
      Match the bone with the organ it protects.

      Correct Answer:skull,brain

      brain

      Correct Answer:rib cage,lungs

      lungs

      Correct Answer:spine,spinal cord

      spinal cord

      Q6.
      Tick all of the objects that you would wear to protect your bones from damage.

      slippers
      Correct answer: bike helmet
      waistcoat
      Correct answer: shin pads
      Correct answer: body armour

      To help you plan your 3 science lesson on: The human skeleton: protection, download all teaching resources for free and adapt to suit your pupils' needs...