3D: Learn all about snails with this 4 size model can be used as a teaching tool to encourage students and is easier to understand and increase the fun of teaching. Unique design design: Use a median sagittal engraving as an anatomical structure that can be divided into many parts.The right side design shows the anatomy of the snail muscle and provides an understanding of its movement structure.A detailed reference on the structure of organs.It is rare help for your practical training. Material: Made of Eco-Friendly food grade plastic material, computer color matching, high quality hand painting.Almost the exposition of the structure of snails.Dimension: 22*16*9.5cm.It is a rare tool for students undertaking relevant practical training. Removable design: This model has 32 detachable parts and display benches, helping students to carry out specific operation practice training, effectively combining theory with practice and improving the learning effect Model Intelligence Model: You can play puzzle games with students or children, effectively exercise the intelligence and practical skills of students/children, and promote feelings with students or children.It is the best gift for you.