BYOR Smart Crafts: the most accessible way to get started with tinkering 2.0. All you need is some cardboard and a smartphone. Download our app in the app store Or google playstoreBuild it in cardboard and you've created an interactive creation! We also offer different building kits that make building with the app even more fun. Because these are all made of cardboard you can expand them and make them beautiful! Watch the video for a quick introduction!