314K views · 1K reactions | Here is a quick demonstration of how lungs work with a plastic bottle and two balloons I have made for Alex. When we pull knotted balloon, more space inside the bottle is created. To fill that space more air is sucked in thru the red balloon inflating it in the process. The opposite happens when we release the green balloon and push it inside #TheDadLab | TheDadLab | Facebook

DIY- Lungs System 🫁 working model with balloon FOLLOW us & SHARE 🙌 Learn how our lungs work with this fun STEM experiment! 🎈 Using a plastic bottle, straw, and balloon, you can create a simple **model lung** to explore lung capacity and the science of breathing. This hands-on activity teaches kids about physics, biology, and engineering in a fun and educational way. 🔹 What you'll see in this video: - Step-by-step STEM challenge - DIY model lung experiment - Hands-on learning for kids Perfect