My daughter's hand-me-downs

My 7 year old is getting into my old sets, which my own mother diligently kept mostly organized in original boxes. I suspect it's been around 30 years for some of these. My daughter is pretty good both at building the sets and at least pretending to care about keeping them together, though I'm having to be very brave when she starts smashing the spaceships into one another, else I turn into Will Ferrel's character from the movie. So far all set are intact, minus a few easily replaceable basic...