How do you evaluate a graph that you see in an advertisement or online? Why do airlines overbook their flights - and how do they decide how many tickets to sell per flight? Is there any strategy to the game of rock, paper, scissors? TED-Ed offers this engaging series of short videos about real-life applications of mathematics. As of this write-up, the series includes almost 90 videos. Some of...

For math students and teachers, along with anyone looking to learn a bit more on the subject, PBS's Infinite Series will appeal. In this series of short videos (10-15 minutes apiece), mathematician Kelsey Houston-Edwards provides engaging explanations of upper-level mathematics concepts. In the most recent video (as of this write up), Houston-Edwards explains graph coloring and how the math...