Playfulness can be observed in all areas of human activity. It is an attitude of making activities more enjoyable. Designing for playfulness involves creating objects that elicit a playful approach and provide enjoyable experiences.
These are the 22 PLEX Cards, plus its two related idea generation techniques: PLEX Brainstorming and PLEX Scenario. The cards were created to communicate the 22 categories of the Playful Experiences (PLEX) framework to designers, researchers and other stakeholders who wish to design for playfulness.