RE:THINK. RE:USE. RE:DUCE. RE:CYCLE. These are the four sustainable principles of the future. Let your team have fun exploring the topic of "circular economy" in a challenge! In BMW Welt, your colleagues will get to know the innovative proponents of circular design, the new CIRCULAR HEROES. Of course, everyone is needed to successfully complete the challenge - not least by working with a variety of innovative materials, tools and machines.