19 Videos That Make Learning Fun [Mental Floss] - Covering everything from women's suffrage to calculus.
Kids Will Create Masterpieces With the Tabletop Moviemaking Studio [Wired:GeekDad]
THNKR - CHANGE YOUR MIND [YouTube via Twitter] - Described as TED talks for high school and college students "but better".
Making Math Meaningful with Online Games and Videos [KQED/Mindshift]
8 Videos That Prove Math Is Awesome [Mashable!]