Hey, you should check out my Badass Women of Science collection!
Sir CritterFancy animals dressed up in top-hats and monocles
Monsters of GrokBand shirt mashups for history's great minds
Hirsute HistoryHistory told through the hair of the people who shaped it
The History LeagueHypothetical sports teams from history
Science!White lab coats and pure chaos
Teach the ControversyIntelligently designed pro-evolution, anti-nonsense shirts