Designed for educational purposes, this lung function learning practical for children and students. It provides a clear and accurate depiction of the human respiratory, making it easier for young learners to grasp complex concepts. The model's engaging design encourages active participation and enhances the overall learning experience. Features -Color:Red -Material:Plastic -Size:19.00X11.00X11.00cm/7.47X4.32X4.32in -Realistic respiratory model: accurately simulates diaphragm movement to demonstrate the human breathing process, providing a realistic and educational experience for students -Ideal for biology experiments: practical for middle school biology experiments, this model helps students understand respiratory principles through practical learning -Engaging and interactive: the visible breathing motion captivates students' attention, making the learning process more interactive and enjoyable -Sturdy and durable: made from durable materials, this designed for longterm use, ensuring it remains a reliable educational tool over time -Userfriendly design: easy to set up and use, this practical for both classroom teaching and laboratory experiments, making it a versatile educational resource Package list: 1 x Lung breathing model