Continuous Everywhere but Differentiable Nowhere

Everyone is bringing food, and we’re going to play Apples-to-Apples. Monday will be the first time my calculus class will be doing something almost-totally non-mathematical (except for the one time we watched “Numbers” before winter break). I’m convincing myself that this is okay because I have the deluxe edition of Apples-to-Apples with blank cards; we’re going to be [...]