If kids in your class are more engaged by a fidget spinner than they are by your lesson, the spinner isn't the problem. Your lesson is.
We never "find time" for anything. There's not a hidden bucket of minutes out there to stumble upon. We "make time" for things that matter.
Every middle/high school kid should be exposed to this bit: How to Read the News When You’re in High School – bit.ly/2fIRemM