Videos
Animoto (30 second videos)
Embed Plus (add content to an embedded YouTube video)
Mixkit (free clips to use in your videos)
Screencastify (video record from your Chrome browser)
Teleprompt.me (a free online teleprompter. Your text is presented in a large font on your screen. It uses your computer’s microphone to listen to you speak and scrolls as it recognizes the words you’re saying)