A new cardboard design by three New York teenagers, inspired by kirigami, could help make plastic-free shipping a reality. It just won a $12,500 prize.

A-frame sidewalk signs are one of the easiest ways to catch someone’s eye on the street. Whether you’re announcing a daily special, promoting an event, or just letting people know you’re open, custom ...

When you're creating the jewelry holder, some disassembly is required before you can make the craft — you'll need to take the picture frame apart by pulling off the cardboard back and the protective ...