private Node createModel() {
    final Node node = new Node("Node");

    final Box box = new Box("Box", new Vector3(), 5, 5, 5);
    box.setModelBound(new BoundingBox());
    box.setTranslation(new Vector3(-3, 0, 0));
    box.setRandomColors();
    node.attachChild(box);

    final Teapot teapot = new Teapot("Teapot");
    teapot.setScale(2.0);
    teapot.setTranslation(new Vector3(3, 0, 0));
    node.attachChild(teapot);

    final Torus torus = new Torus("Torus", 128, 128, 2, 4);
    torus.setTranslation(new Vector3(-8, 3, 0));
    node.attachChild(torus);

    return node;
  }