Want to make silicone molds without spending a fortune? We test 4 budget-friendly methods to see which one works best! Whether you're into DIY, crafting, or resin casting, this guide will help you ...

Building a one-off prototype is usually pretty straightforward. Find some perfboard and start soldering, weld up some scrap metal, or break out the 3D printer. But if you’re going to do a pro… ...

But [Joe] wanted to try something else — he designed and 3D printed the two-part mold, and used plain old silicone caulking to fill it.