(challenge set)
(who's pushing back)
no case made yet — take a challenge in the room first.
21 reasoning moves designers use to defend decisions. the point isn't memorising them — it's
knowing which one the moment calls for. tap any card to open it.
(trends — last 12)
make a few cases to see trends.
(your repertoire)
grey = never used · amber = used · green = mastered (3+)
(past cases)
your cases are saved in this browser and stay here between visits. tap any one to reread what you said.