Mental Floss is one of the best magazines published. It’s digital reach has also become rather substantial.
If you have any nerdy inclination then check it out. Sometimes it has some very teachable videos to use in class.
Like this one on idioms.

That’s the famous writer John Green (Fault in Our Stars, Turtles Down Below, etc.) explaining the most well-known idioms in our language.
History and language all wrapped in a cross-curricular mini-lesson without the standardized test.
Get a little nerdy. It’s good for the brain.
