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.

5. Moveable Tracks The printer rolls back and forth along 10-inch-wide tracks, which are repositioned as the home rises. There's no limit to how long the wall can be.

Here's a step-by-step guide on how to 3D print your very own miniatures for D&D or other tabletop experiences.

While 3D printers may sound like very complicated, futuristic machines, it’s actually quite easy to understand how they work. The software for controlling a 3D printer takes a 3D image and ...

With 3D printing, there’s a third dimension: height. The files you feed into 3D printers are 3D images that a software program then slices into horizontal layers.