how to make Homemade working model of respiratory system for school project


The human respiratory system is the most important part that helps in the proper functioning of the body. It supplies oxygen to the blood so that the blood is supplied to all parts of the body.

working model of respiratory system

Cells in the body use the oxygen as fuel and release carbon dioxide as waste gas. This waste gas is released through exhalation. The respiratory process includes inhalation and exhalation. Inhalation takes in the air including mix of gases and oxygen into the body.

This, air is filtered by the trachea with help of bronchi. Exhalation is the process in which carbon dioxide is released from the body.

You may be thinking how to make the respiratory sytem project ideas for your school project, here is the ideas and shared the step by step video on it.

In this video, we show the working model of the respiratory system for school projects and its parts with help of materials that are easily available at home.

Materials Used:

  1. Cardboard – 2 Large sheets
  2. Paints & brushes
  3. Straws
  4. Balloons
  5. White chart sheet

You use the resource/tools page section to find the tips where you can buy these materials used at a reasonable cost.

Detailed Video Show How To Make homemade working model of respiratory system

Questions and Answers:

  1. What are the parts of respiratory system?

       A. The organs of the respiratory system are nose, pharynx, epiglottis, larynx, trachea, bronchi and lungs.

       2) What are the functions of respiratory system?

       A. The main function of the respiratory system is to supply oxygen to all the parts of the body for proper functioning.

This is achieved through inhalation and exhalation.

       3) What is the importance of respiratory system?

       A. Oxygen is an important element that keeps us alive and our body parts functioning.

Oxygen is provided to the body through the process of respiration and helps in proper blood flow that absorbs the oxygen.

     4) What is Pneumonia?

      A. Pneumonia is a health condition that affects the lungs where in the air sacs are filled with water causing inflammation. The symptoms include cough, fever and difficulty breathing.


Respiratory system both in animals and humans function the same way, that is, helps the blood absorb oxygen and release the carbon dioxide as waste through the nose.

Thus, without breath, there is no life and thus the respiratory system is a very important part of the body.

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