Casting metal parts from 3D-printed plastic or Styrofoam models is all the rage these days, and for good reason — casting is a way to turn one-offs into mass-produced parts. Seems like most o… ...

The easy-to-fill silicone molds boasts six slots for pops—five spaceships and one astronaut shape! Trust us, both kids and adults will rave about them all season long.

Casting parts in silicone is great, and 3D printing in resin is fantastic for making clean shapes, so it’s natural for an enterprising hacker to want to put the two together: 3D print the mol… ...

The best silicone, stainless steel, plastic, and novelty Popsicle molds, including Zoku Classic Pop Molds, Onyx Stainless Steel Popsicle Molds, Tovolo Ice Pop Molds with Drop Tray, Lekue Stackable ...