Everybody Needs a Green Screen

(Hint: Both pictures are links.)

If you make videos, you need a green screen. Really.

I have been making video lectures for my classes for a long time. Way before the pandemic and remote learning.

My first tries at making video lessons were because I wanted to see if flipping a classroom was a good thing. Flipping a classroom is where students watch video lectures at home and do homework at school. It makes sense in theory because the students have the teacher there to help when needed. Th...