Funny Maths Videos

Check out some of the maths videos! 
Westerville South High School have been busy trying to make maths more fun by making parody videos of famous songs, they're much better than you may initially think. The videos are designed to explain various concepts developed at GCSE including: trignometry; solving quadratic equations and few others. 
Check out their page 
https://www.youtube.com/user/WSHSmath/videos

Here is my personal favourite:
https://www.youtube.com/watch?v=t2uPYYLH4Zo
Get Triggy With It ;)