Just like TED-ED and Khan Academy, YouTube now hosts several educational channels all geared towards the betterment of education. More importantly is the fact that many teachers and educators are creating their channels where they share their content area expertise and knowledge in the form of tutorials and guides. Educational Technology and Mobile Learning has previously featured several of teacher-created YouTube channels which you can find http://www.educatorstechnology.com/search/label/YouTube%20Channels%20for%20Teachers
Via Sandra V. Barbosa
I think video content is the best way to clearly show a tutorial. In education and in other areas when we want to teach a way to do something.