A Puzzle a Day? Here's What the Science Says.
There’s a particular kind of satisfaction in filling the last square of a crossword. The word clicks into place, the grid is complete, and for a moment everything feels exactly right. It’s small. It’s quiet. And it turns out it may be doing more for you than you think.
I want to talk today about something easy — genuinely easy, the kind of thing you can do in the ten minutes before your coffee goes cold. Because some of the best things we can do for ourselves at this stage of life aren’t dramatic. They don’t require a new regimen or a gym membership or willpower you have to summon. They’re gentle, they’re enjoyable, and they fit into a real day.
What the research actually found
A large study out of the University of Exeter — part of a long-running project called PROTECT — looked at more than 19,000 adults between the ages of 50 and 93. The researchers wanted to know something simple: do people who regularly do word and number puzzles think more clearly than people who don’t?
They did. The more often participants used puzzles like crosswords and Sudoku, the better they performed on tests of attention, reasoning, and memory. In some measures, the difference was striking — the people who did puzzles regularly had brain function comparable to someone roughly a decade younger on certain tasks. (You can read the study here.)
Now, I want to be honest with you, because I always will be: a study like this shows a link, not a magic cure. Doing a crossword won’t undo every effect of aging, and nobody should promise you that. But here’s what it does tell us, and it’s worth holding onto — keeping your mind active in a way you actually enjoy is one of the simplest, lowest-cost, most pleasant habits you can build. There’s no downside. There’s a real possible upside. And unlike a lot of “good for you” advice, this one is genuinely fun.
That’s the part I love. So much of staying well after 60 gets framed as a chore — eat this, avoid that, push harder. A puzzle isn’t a chore. It’s a small pleasure that happens to be good for you. Those are rare. We should grab them.
Why I make these every month
This is exactly why, every month, I put together a Fun Pack for our Plus members — a collection of large-print puzzles designed for real eyes and real hands: crosswords, Sudoku, word searches, word scrambles, and word matches, all on a seasonal theme, with the answers built right in.
I make them large-print on purpose. I keep the answers included on purpose. I want them to feel like a small gift in your month — something to reach for on a quiet afternoon, a rainy morning, or a slow evening when you’d like to do something that’s just for you.
Why five different kinds, and not just one
There’s a reason each Fun Pack has five types of puzzle rather than twenty of the same. Different puzzles ask different things of your brain, and the variety is part of what keeps the habit working — and keeps it from ever feeling like a rut.
Crosswords lean on language and long-term memory. You’re reaching back for words you know and connecting clues to meanings — the kind of “tip of the tongue” retrieval that stays sharper the more you use it.
Sudoku is pure logic and working memory. No words at all — just holding several possibilities in your head at once and reasoning your way forward. It’s a quiet workout for focus.
Word searches train visual scanning and attention. Your eyes learn to sweep, spot a pattern, and tune out the noise around it — the same skill that helps you find your keys or read a busy page.
Word scrambles flex mental flexibility. You’re rearranging, testing, letting your mind try one shape and then another until it clicks. It’s playful problem-solving in miniature.
Word matches work association and recall — linking ideas to each other, which is exactly the kind of connection-making that keeps memory limber.
You don’t need to think about any of this while you play, of course. You just enjoy them. But that’s the quiet design underneath: a little something for language, a little for logic, a little for attention — a balanced way to keep your mind engaged, all in one place.
And this month, they got better.
Something new — you can now play right on your screen
Until now, the Fun Pack was a printable file. You’d download it and print it at home, and plenty of people love it exactly that way — pencil, kitchen table, a cup of tea. That hasn’t changed. If you love printing, keep printing.
But now there’s a second way to enjoy it. This month’s Fun Pack has a home of its own online, so you can play the puzzles right on your screen — your phone, your tablet, or your computer. You tap in your answers, check your work as you go, and if a clue has you stuck, you can reveal a gentle hint. It even remembers where you left off, so you can set a puzzle down and come back to it later without losing your place.
Here’s a quick look at how it works:
No printer, no fuss, nothing to figure out. Just tap and play, wherever you are.
How to get yours
If you’re already a Plus member — thank you, truly. Your July Fun Pack is waiting for you at the very bottom of this post, ready to play right now. And from now on, you’ll always find the current month’s pack linked at the foot of every email I send you — so it’s only ever one tap away.
If you’re not a member yet, this is a lovely reason to join. Plus gives you:
A brand-new Fun Pack every month — large-print puzzles you can play online or print
A members-only deep dive every Sunday, exploring one theme across the month
The full Plus Library — every deep dive I’ve ever written, yours anytime
It’s how readers who want a little more turn this newsletter into a real part of their week.
And if you’re reading along for free and not ready for that — you’re welcome here exactly as you are. I’m genuinely glad you’re part of this.
One small invitation
Whether you join or not, do me one favor this week: do a puzzle. Any puzzle. Ten quiet minutes with a crossword or a Sudoku, no pressure, no scorekeeping. Not because you have to. Because it feels good — and because the thing that feels good is, this time, also the thing that’s good for you.
That’s the whole idea behind everything I make here. Getting better with age isn’t about doing more. It’s about choosing the small, kind things that keep you feeling like yourself.
Warmly,
Diana
We Get Better With Age