Anime for Intellectuals

Anime is known for being experimental. They select ways other entertainment industries don't dare to attempt. Everything from the abstract concepts til mind games. Also featuring a broad range of subjects involving philosophy, science, sociology, psychology, strategy, puzzles, and information that requires more than average attention to grasp clearly. This is a list of anime for viewers that like to put some brain effort into series.This list is not sorted after quality over the series. Rather how much thinking it requires to learn or solve concepts that are being presented in a series.