3.2K views · 15 reactions | "Crash Course will be there for me no matter what" 勺⁠ ⁠ This is the time of year when many are studying for end-of-year tests. Whatever test you're taking-- we probably have a video about it that's free, factual and fun! | CrashCourse | Facebook

1.2K views · 21 reactions | All 50 episodes of the *NEW* Crash Course Biology series are now available on YouTube!  Take a journey through life’s vast interconnectedness and discover how evolution, genetics, ecology, and cell and organismal biology deepen our knowledge of every living thing: including YOU! https://www.youtube.com/playlist?list=PL8dPuuaLjXtPW_ofbxdHNciuLoTRLPMgB | CrashCourse | Facebook