Method 635

This is a more structured form of brainstorming. Here six participant gain a thorough understanding of the task at hand and them separately writes three rough ideas for solution. These three ideas are then passed on the one of the other participants who read and add three additional ideas or modifications. This process continues until all participants have expanded or revised all original ideas. Six participants, three ideas, five rounds of supplements, 635 (Löwgren and Stolterman 2004).