This is part 1 of a 7 part series on cosmology. I've put this together as a teacher resource, for anyone out there who is asked to teach about the Big Bang Theory, the origin of the universe, modern cosmology...but just doesn't know where to start.

This lesson is also on my YouTube channel linked here:
https://youtu.be/-bOLkAOjsi8

If you click "show more", you will find several inquiry type assignments that you could give to your students. Browse through my YouTube channel for all kinds of space related videos and dozens of inquiry questions to help you teach astronomy.