The world is their oyster with this pack of 24 air-dry modeling clay for kids. Made with non-toxic and eco-friendly materials, you can feel good knowing your little one is playing with safe clay.

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… ...

When you need a smooth and polished finish, or you want to make exact copies of an existing injection molded part, casting resin parts in silicone molds is an excellent option.

Here is a homemade modeling compound recipe with a garden twist. Pigment extracted from edible flowers provides the coloring for this project, which is adapted from an online Witte Where You Are ...