July's streaming slate is finally moving past the "fine for a rainy day" filler and delivering movies that actually reward your attention. Between the home-premiere of the science-heavy Project Hail Mary and the upcoming drop of Enola Holmes 3, you actually have options that don't feel like a compromise.
TL;DR: The big winners this month are Project Hail Mary for its "competence porn" science vibes and Avatar: Fire and Ash for pure visual spectacle. If you're looking for a smart mystery, keep an eye out for Enola Holmes 3 later this month. For a deeper dive into the best options for every age, check out our best movies for kids list.
If you skipped the theater earlier this year, the two biggest titles of 2026 have finally settled onto streaming platforms. They couldn't be more different, but they both hit that rare "shared interest" sweet spot.
This is the movie for every kid who went through a space phase and every parent who loved The Martian. Ryan Gosling plays Ryland Grace, a teacher-turned-astronaut who wakes up on a ship with no memory and a mission to save the sun from a life-eating parasite.
The reason this works: it treats science like a superpower. It's two hours of smart people (and one very cool alien) solving impossible physics problems with math and duct tape. It’s "competence porn" at its best. If your kid is into STEM, this is their Avengers. It handles the "buddy comedy" aspect of the book perfectly without losing the high stakes.
Now streaming on Disney+, the third Avatar film shifts the focus to the "Ash People," a more aggressive Na'vi clan. Look, you know the deal with James Cameron: the plot is straightforward, but the world-building is unmatched.
The move here is to watch it on the biggest screen in your house. It’s long—clocking in at nearly three hours—so if you’re watching with younger kids, treat it like a mini-series and use the natural act breaks to grab snacks. It’s more intense than the first two, exploring the idea that not all Na'vi are the "good guys," which makes for a much more interesting conversation afterward about perspective and tribalism.
Netflix is set to release the third installment of the Enola Holmes series later this month. Based on the trailers and the previous two films, this one looks to lean even harder into the Victorian detective-noir-for-teens vibe.
Millie Bobby Brown returns as Sherlock’s younger, sharper sister, and the chemistry between her and Henry Cavill remains the engine of the movie. These films are great because they don't talk down to the audience. Enola breaks the fourth wall, explains her deductions, and navigates a world that constantly tries to underestimate her. It’s a masterclass in agency. If your kid likes puzzles or has started showing interest in true crime, this is the much-needed, age-appropriate on-ramp. Expect it to drop around July 24.
When the new releases aren't hitting, go for the library picks. These are the movies that usually get skipped because the poster looks "indie" or the title sounds soft, but they're actually the ones kids end up quoting for weeks.
If you haven't seen this Taika Waititi gem yet, fix that. It’s a story about a "bad egg" foster kid and a grumpy old man (Sam Neill) who get lost in the New Zealand bush. It is hilarious, weird, and deeply human. It’s the perfect antidote to the over-polished, CGI-heavy stuff that usually dominates the "family" category.
Streaming on Apple TV+, this is arguably the most beautiful animated film of the last decade. It’s about a young apprentice hunter who travels to Ireland with her father to wipe out the last wolf pack, only to befriended a girl who can turn into a wolf at night. The art style shifts based on who is seeing the world—the rigid, straight lines of the town versus the flowing, messy beauty of the woods. It’s a visual literacy lesson disguised as a great adventure.
This one is a few years old now, but if it’s been a while, it’s worth a rewatch. It’s the most accurate depiction of a modern, tech-obsessed family ever put on screen. It’s chaotic, fast-paced, and genuinely funny for adults. Plus, the way it uses "internet humor" (memes, filters, glitch aesthetics) makes it feel like it was actually made by people who live online, not a committee of executives.
The biggest friction point this month is runtime. Between Avatar 3 and Project Hail Mary, we’re looking at long movies. If your kid is used to the 10-minute dopamine hits of short-form video, a 150-minute movie can feel like a marathon.
Don't be afraid to pause. The "cinema purist" approach of sitting through the whole thing in one go doesn't always work for a 9-year-old. Breaking a long movie into two "episodes" over two nights often leads to better engagement because they actually have time to process what’s happening.
Q: Is Avatar: Fire and Ash okay for an 8-year-old?
It's more intense than the previous films. There’s Na'vi-on-Na'vi violence and some darker themes regarding grief and revenge. If they handled the whale-hunting scenes in The Way of Water, they’ll be fine, but maybe stay close for the final act.
Q: Does Project Hail Mary have a lot of "adult" science?
It's "adult" in the sense that it's sophisticated, not inappropriate. There’s some mild language, but the focus is entirely on problem-solving. It’s a great pick for a kid who wants to feel like they’re watching a "grown-up" movie without the heavy content.
Q: What's the best streaming service for movies this summer?
Netflix is winning on volume with Enola Holmes 3 and their animation library, but Apple TV+ is the "quality over quantity" play with Project Hail Mary and Wolfwalkers.
July 2026 is a month for the "smart" blockbuster. Whether it’s Ryland Grace doing math in space or Enola Holmes outsmarting the London police, the best picks right now are the ones that assume your kid is smart enough to keep up.
- Check out our best movies for kids list for an age-by-age breakdown.
- If your kid loved the science in Project Hail Mary, try our best podcasts for kids list to find shows like Brains On!.
- Get a personalized movie recommendation


