If you are looking for the single most useful feature to add to a platform or concept like (presumably a meme-style, casual, or highly relatable math learning platform), the best feature would be: The "Wait, Why Tho?" Button (Conceptual Misconception Tracker) Most math sites tell you how to solve a problem. They rarely tell you why you got it wrong in plain English. This feature bridges the gap between "I don't get it" and "Oh, that's why." 9x Movies Hot: Khatrimaza