Autodesk's Tinkercad is a free Web-based design tool that enables you to create 3D objects, then download those creations in a printer-friendly format. Here's how to get started.

Watch as he explains how to save the design and then print it with the software that comes with your 3D printer. He also gives us a sneak peek at the finished 3D printed plane. Related Content ...

3D Design Tools to Create Your Own Models. Of course, the magic thing about 3D printing is that you can create something from scratch that’s never existed before.