![Hank and John Green produce some of the most intelligent, funny and education content on youtube. Mental Floss, SciShow and Crash Course are three of my favo… | 사진 Hank and John Green produce some of the most intelligent, funny and education content on youtube. Mental Floss, SciShow and Crash Course are three of my favo… | 사진](https://i.pinimg.com/736x/07/55/47/07554748d019fb477d4b35389ecbe48f--hank-green-john-green.jpg)
Hank and John Green produce some of the most intelligent, funny and education content on youtube. Mental Floss, SciShow and Crash Course are three of my favo… | 사진
In this episode, John Green runs through 43 words that were invented by authors. | By Mental Floss | Facebook
![Mental Floss Tests Out a Collection of Money Saving Life Hacks to Find Out Which Ones Work & Which Don't Mental Floss Tests Out a Collection of Money Saving Life Hacks to Find Out Which Ones Work & Which Don't](https://laughingsquid.com/wp-content/uploads/2014/10/mental-floss-debunks-a-collectio.jpg)