Here's what you can make with a mainstream 3D printer Summary: Staples and a limited number of stores will begin selling the 3D Systems Cube 3D Printer to the general public. But what can they do? By Andy Smith | May 3, 2013 -- 19:57 GMT (12:57 PDT) Previous | Next Image 4 of 9 (Image: 3D Systems) Cube with products This seems to be the most popular use for the Cube 3D printer — toys. Topic: Printers Kick off your day with ZDNet's daily email newsletter. It's the freshest tech news and opinion, served hot. Get it.