Analyzing 8-year-old's game

This is a game that my daughter lost at a recent scholastic chess tournament.  She's 8 years old, so the blunders are not too shocking.  

Below is a "refinement" of mine of how Black's strategy could have been done more cleanly.

I'm still thinking about how I want to coach her to deal with this type of situation.  Here's one approach I'm considering:

But I'm interested in other ideas; hence this blog post.  Thanks for any suggestions anyone might have.