Human brains model is perfect for hobbyists interested in human brains. Size: About 17x13x11cm/6.69x5.12x4.33in, will not take up too much space. A great teaching tool and educational aid to help enhances your learning . Medicals teaching model is a present for the students and teacher. Great for schools, hospitals, visual aid in physical health teaching. brains anatomical model is perfect for anatomy study. Great for science classrooms and medicals school students.