The most popular design file format is the STL file. And although it’s not very tricky to create high quality STL files for 3D prints, it’s not easy as well.

How to make your own 3D-printed magnetic face mask clips I designed this magnetic clip for cloth masks, bandanas and other face coverings -- get the free download here.

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