To get 3D models, you can draw 3D shapes freehand ... OBJ format models from other 3D software or 3MF and STL files designed for 3D printers – or you can use 3D models from Remix 3D.

It lets you render a 3D model in various draw styles including normal ... I would suggest you to use some other software from this list as it contains too many features to just view a model.