>> these students have been together for six days. they met each other monday morning. >> they were given a handout saying show up here no earlier than 11 and they had 20 bucks and whatever they could scrounge to build a freestanding device that would capture rain water from a monsoon. >> they're thrown into rapid prototyping. >> they took an approach of trying to do simple elegance and also extreme affordability in the spirit of the class so we didn't spend any money to build our contraption. >> the thing that we learn i think really quick is build early and often. as soon as you build, you can see whether the ideas hold water literally in a sense. >> we're trying to get them to know one another as quickly as possible. >> and also get them into the notion of prototyping and confidence with tools and having some fun competing under pressure. >> the equipment that the students have designed and build