A look at making custom Google Classroom Headers using Canva?
You can also use Google Drawings to do the same thing. I think Canva is more fun, “professional” looking, and already has ready-made templates at your disposal.
For a quick run-through of copyright info and good resources to use for using photos check out this post by my doppelnamer, Ditch That Textbook’s Matt Miller. My favorites are Unsplash and Pixabay.
Here are some examples that I’ve used this year.