This is Marvel's palate cleanser—released right after Infinity War's devastating snap, it's deliberately smaller-scale and breezier. The action is there but it's not relentless, and Paul Rudd's everyman charm keeps things grounded.
The real win here is Hope van Dyne actually getting to be a full co-lead instead of a side character. She's competent, gets her own suit, and isn't just the love interest. For families with daughters who want superhero representation, that matters.
It's not going to change anyone's life, but it's a solid, entertaining two hours that won't give younger viewers nightmares. The quantum realm stuff is visually cool enough to spark some "what if" science conversations, even if the actual physics are nonsense.
The 2018 release means it still feels current enough for modern kids, unlike some of the earlier MCU entries that are starting to show their age. If your kid is into Marvel, this is one of the safer bets in the catalog.