In case you didn’t know, and I sincerely hope that you do, much of the National Film Board‘s catalogue is available online. Much of my childhood was spent watching their crazy little shorts, including the much beloved “Log Driver’s Waltz”
The NFB site also has a pretty robust Education site. It comes with lessons, and access to even more films. The site also has an excellent interactive section. Try out this interactive feature comparing our social media obsession to the seven deadly sins.
When I was working in Toronto, I used to take lunch breaks at the NFB building, where you could watch videos at your leisure. I found these science videos particularly engaging: