Another Preview of the mental_floss YouTube Channel!

You may have heard that we're launching a mental_floss channel on YouTube with John and Hank Green. We're releasing the first episode on March 13, but in the meantime, check out this new preview:

Lists! Quizzes! That really cool set! If you want to subscribe, head here.

March 8, 2013 - 7:00am
submit to reddit