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[Matou] has always been entranced by the beauty of natural crystal formations [and has long wished for a glowing crystal pendant]. Once he got a resin-based 3D printer, he was majorly disappointed … ...

3D printing is used to create jewelry, furniture, tools, prosthetics, hearing aids, foods and even toys. Here's how you can make your own 3D-printed toys.

This tutorial on how to cast metal parts from 3D printed silicone molds is a perfect example of how useful a 3D printer can be when you are looking to make a custom and durable metal part at home.