If you’ve got one of something and you want more, duplicating it with a silicone mold can be a great way to go. This is applicable to 3D printing something you need many copies of, and a whole variety ...

TAMPA, Fla. — The process is pretty simple and Joshua and Jordan Liburd have perfected it. The brothers from New Tampa spend a few hours per week cracking and arranging crayons into silicone molds.