3Doodler, the company behind the 3D-printing pen that lets users draw 3D structures in midair, is introducing a new toy for preschoolers and kindergartners. Called 3D Build and Play, the device ...

James Vincent is a senior reporter who has covered AI, robotics, and more for eight years at The Verge. 3Doodler’s 3D-printing pens have always had a lot of potential (who doesn’t want a ...