Assembly steps: 1. Install the large intestine model for the torso model. 2. Place the pancreas model at the back of the stomach model. 3.Connect the small intestine model to the large intestine model and snap the stomach model and pancreas model into the space of the indication part. 4.Insert the liver model into the space of the indication part. Please be careful to insert the protruding part of the liver model inward. 5.Install the heart model. 6. Install the right lung model and the left lung model. 7. Install the rib cage model for the torso model. 8. Install the base at the bottom of the torso model, and the assembly is complete. Specifications: Name: Human Body Model Colour:Photo Color Material:plastic Package Contents: 1 x 3D Human Body Anatomy Model (Need to assemble by yourself) 1 x English manual Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. 3,Portable Human Body Model: ou can take the model apart like a puzzle. It is and easy to carry. 1,Removable 11 Parts: Including torso model + base + cage model + left lung model + right lung model + heart model + liver model + stomach model + pancreas model + intestine model + small intestine model. 4,Just the Right Size: Portable size enough to fit in your bag and take to classes or to on your shelf for display. A . 2,Great Learning Anatomy Model: Easy to remove and the different parts, enough details to understand where things go and how they fit . 5,Wide Applications: Suitable for family education, schools teaching supplies, anatomy illustration. Also can be used as visual aids in the teaching of health to deepen kids understanding of the human body structure.