Treat he like she is your child's baby sitter. I don't mean it to sound cold. But that is exactly how you should be with her.
Think about drop off and pick ups with a sitter. They should be pleasant right? You might converse for some minutes but then bounce.
Me: 40 W:39 T: 19 M: 12 D4, D7 EA/BD: August 2017 EA ended: Oct 2017 MC: Oct 2017 - March 2018 W signed lease: July 10, 2018 W moved out: Sept. 14, 2018