Description This scientific experiment model is designed to simulate diaphragm movement and human lung respiration, making it an ideal teaching tool for kindergarten students. The detailed anatomical display helps children understand the mechanics of breathing, providing a hands-on learning experience that enhances their grasp of human biology. Features -Color:Multi -Material:Plastic -Size:11.50X5.00X5.00cm/4.52X1.97X1.97in -Educational tool: simulates human lung breathing to help children understand diaphragm movement principles, enhancing science experiment teaching -development: cultivates children's knowledge of the system, promoting scientific thinking and skills development -Simple design: easytooperate model suitable for kindergarten use, providing an experiential learning approach -Health: enhances children's awareness of healthy living, fostering breathing habits and preventing respiratoryrelated -Versatile use: ideal for kindergarten science experiments health education courses, enriching teaching content and sparking children's interest in learningPackage list: 1 x lung breathing model