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Every summer, somewhere around week two, my house hits the wall. The novelty of no school wears off, the screens come out and the kids start climbing the walls. Despite the mounds of games, slime and books in our house, the "I'm bored!" complaints are inevitable. With kids at different ages, the answers never quite land — what thrills the five-year-old bores the eleven-year-old old to tears, and vice versa.So I built a small tool to fix it, and because it cost me nothing to make, I'm giving it away. I'm calling it The Summer Box. It's a tiny activity finder you keep open on your phone or tablet. Just tap a couple of buttons and it hands you ideas that fit the ages you've got and the time you can spare. No accounts or ads and it runs entirely on your own device.Here's what it does and how to get it going.The Summer Box

(Image credit: Future)There's nothing to download and nothing to install. Yes, it's genuinely that easy.Open The "Summer Box" App I Built HereTap that link and the app loads right in your browser — on a phone, tablet or computer, it doesn't matter.To keep it within easy reach for the rest of the summer, bookmark the page. Better yet, on a phone you can use your browser's "Add to Home Screen" option, and it'll sit on your screen like a regular app, one tap away the moment the "I'm bored" chorus starts. Want it on your phone and the kids' tablet? Just open the same link on each and bookmark it there too.What it actually isEach "card" is one activity such as a backyard obstacle course, a kitchen-science volcano, a sock-puppet theater with the age range it suits, how long it takes and exactly what you'll need pulled from around the house.Get instant access to breaking news, the hottest reviews, great deals and helpful tips.There are 16 cards, spanning indoor games, crafts, outdoor play and sneaky learning activities. The point is a simple way to narrow down an activity fast, get one good idea and go.How to use itThe app is built around three quick filters across the top, and you can tap as many or as few as you like.Age lets you choose 2–4, 5–8, 9–12, or any combination. Tap two of them and you'll only see activities that genuinely work for both — a lifesaver if you're trying to keep a toddler and a tween busy at the same time without refereeing.Type narrows things to indoor, crafts, outdoor, or learning. Raining? Tap Indoor. Need to burn off energy before dinner? Tap Outdoor.Time filters by how long you've got: under 30 minutes, half an hour to an hour or the big "over an hour" projects for when you really need the afternoon to disappear.As you tap, the cards update instantly, and a little counter tells you how many ideas match. If you over-filter and nothing shows up, the app tells you to loosen one up rather than leaving you staring at a blank screen.When you find an activity that lands, tap the little heart in the corner of its card. That tucks it into your favorites, and tapping the heart at the top of the screen shows you just your saved list. It's the move I use most: over a week or two you build a personal shortlist of the stuff your kids actually love, so you're not rediscovering it every time.Your favorites are stored right in your browser, so they're waiting for you the next time you open it and they stay private to your device.When you're totally out of ideas, there's a "Surprise me" button up top for the moments your own brain is empty. Tap it and it hands you a fresh idea, complete with simple steps and a parent tip. Type whatever you happen to have lying around, "cardboard, balloons, paint," into the box first, and it'll lean toward ideas that use those things.Want to build your own? You can vibe code an app, too