Evolution can be an intimidating topic to start learning about. Not just because of its implications, but also because of its complexity and magnitude. I think the best way to introduce the subject to the uninitiated is through short videos that provide an overview of evolution's fundamental principles.
There's a lot out there, but here is my submission. It's the book Why Evolution is True by Biologist Jerry Coyne transposed into a "Videobook":
video removed due to possible copyright violations
What are your favorite videos on Evolution?