Google SketchUp is a new and great tool to create, visualize and edit all 3D files in a simple and efficient way.

This software creates all your 3D ideas in a simple and efficient way, and you do not need to think of any other tool with these characteristics.

This software is totally free and you may create in 3D in a simple and efficient way, and you do not need to be an expert on the subject so you learn as you use it.