So does it follow then that the job of a Charlotte Mason-style teacher is to make it interesting?
Yes, yes, yes...and no. "I am not a Performing Bear," says Mary Poppins in Mary Poppins Opens the Door.
It's more like...let it be interesting. Let it stay interesting. Don't drain the interesting part out.
"This is an interesting planet. It deserves all the attention you can give it." ~~Marilynne Robinson, Gilead (2004)