I've searched thru the prop making threads & found suggestions from plaster to expanding foam but plaster is too heavy & foam doesn't capture enough detail. (Great Stuff doesn't anyway.) I'm thinking Resin is the direction I want to go, but there are so many different types out there that I'm...

Here's a video we made about how to make inexpensive skulls out of common spray foam in a can:

Silicone is great for creating unusual baking shapes you can't normally achieve with normally with regular baking tins. For Halloween, I found these neat Nomskulls Cupcake Molds. The cups look like skulls with their tops cut off – creating the perfect cavity for baking a cupcake. The molds...