Step 1: Find a Place Where You Can Get Messy

The Tech Deck D.I.Y. Concrete kit comes with two main components: a sealed bag of the dry concrete compound (which isn’t actual concrete) and a plastic mold that makes it easy to create a simple structure with a curb, rail, and a ramp. For those of us who’ve always struggled to make something recognizable out of Play-Doh, this kit makes it easy.