"Cooking is a useful skill for those nights you just don't want to people, trust me," Sally mae says "or when you want something done your way without begging at a restaurant. But the Hearth can teach you better than I there... now, on to pi... you're not too far off.. here.. let's say this..." She touches one part of the slope, "is X, yet to be solved... but we can establish that Y... that would be over here.." and she snaps her fingers at Adam, "If you don't focus after I did THIS to get your interest in the equation, I will be cranky so listen." And she explains easy how it translates from this 3 dimensional object, to paper