About This

• 【Educational Toy】: Easy to operate, students can do the experiment by themselves, improving their practical skills and scientific literacy
• 【Classroom Teaching】: The Lung demonstration model is rich details, clearly showing the structure and working principle of the human lungs
• 【Nice Gift】: The teaching toy can be used as nice gift for biology enthusiasts, or as part of a science education display
• 【Teaching Aid】: This lung breathing model is specially designed for classroom experiments and teaching, which can help students understanding the human respiratory system
• 【Easy to Understand】: Simply pull onto the bottom rubber section to view of how the lungs work, showcasing diaphragm movements and lung expansion and contraction processes