Xtranormal, WeVideo, GoAnimate, Magisto, Vlix and the YouTube Video Editor all linked to your Google account and all in one place. Yes. Welcome to www.youtube.com/create!
Visit the site, then use it to transform the way you deliver content and assess your students.
While you are in there test out the upload page where you can record directly from your webcam, Google+ Hangout and even create a slideshow from your pictures!