You can see 3D graphics literally everywhere these days.
There is (), a free digital sculpting tool from the Pixologic, you might try. ZBrush ZSketch of a fish, a sculpting skin, and a render. You also can use various algorithms to generate 3D geometric data. The manual modeling process of preparing geometric data for 3D computer graphics is similar to plastic arts such as sculpting. You can create 3D models manually, or by generating them, or by automatically scanning objects. Models may be created in many different ways.
Digital modeling (3D model, 3D mesh, or 3D modeling) refers to the process of creating a mathematical representation of a three-dimensional shape of an object. Building a robot character using Maya object primitives. Brief introduction to the 3D space and coordinate system. Brief introduction to working as a 3D modeler. Overview of what 3D modeling data is, what it is used for, and how to approach it.