Some classroom ideas become so familiar that we stop questioning whether they actually work. 

Practice gratitude. Learn to spot AI. Good advice; but this week’s Brainy Bit and Tech Tool find both add an important asterisk. Gratitude seems to help, just not quite as dramatically as we sometimes pretend, while spotting AI-generated images turns out to be less useful than teaching students what to do when their eyes can't tell the difference. 

You're about to become an even better teacher in the next 4 minutes.

🔉 But first, this week's sponsor is for teachers who know AI could save them time... if they could just figure out what to ask it.

Your inbox isn't the problem. Neither are your meetings. It's the hours you spend on work AI could do in minutes.

285 copy-paste prompts: built for email, meetings, admin, and delegation. Each one has a clear role, a specific task, and a defined output.

No setup. No prompt engineering. Just copy, paste, and get your time back. Free when you subscribe to Mindstream.

Get 285 free prompts

And now, back to making you an even better teacher. ⬇

BRAINY BIT

Quick question: How many times have students been told to “practice gratitude” as though three nice thoughts can defeat an entire Tuesday?  

TLDR: Turns out, gratitude does appear to help - just don’t expect fireworks. A meta-analysis covering 23 studies, 25 randomized samples, and 6,745 participants found that expressing gratitude produced a small but statistically significant boost in psychological wellbeing. 

Researchers weren’t testing one gratitude journal. They searched academic databases, reference lists, citation trails, and even contacted researchers for unpublished work. Only randomized controlled studies made the cut, which is important because those designs give us a cleaner comparison than “people who like gratitude also report being happier.”

Participants had to express gratitude toward another person through activities such as letters, messages, social posts, video calls, or conversations. Researchers then compared those groups with neutral activities and measured:

Interventions ranged from a single brief activity to eight weeks.

Compared with neutral activities, gratitude improved overall wellbeing by g = 0.22. In plain English: the effect was real, but small. When researchers separated the outcomes, the pattern held: happiness improved by g = 0.16, life satisfaction by g = 0.22, and positive affect by g = 0.21.

But gratitude was not clearly better than other bona fide wellbeing activities. Against comparison groups doing another legitimate positive-psychology activity, the effect dropped to g = 0.12 and was not statistically significant. 

Translation: gratitude seems better than doing nothing special, but it may not be uniquely powerful.

Here’s another interesting wrinkle: actually delivering the thank-you did not significantly increase the benefit, and longer interventions were not more effective than shorter ones. The study also found no clear moderation by age or gender.

One big caveat: almost every included study involved adults, so we should be cautious about applying the findings directly to K–12 students.

Gratitude may work best as a small wellbeing habit—not another compulsory happiness assignment. 

Here’s how these results can impact your approach this week:

Gratitude isn’t magic, and this study doesn’t claim it is. But a small wellbeing boost from a low-cost, low-pressure activity can still be useful, especially when we don’t oversell it. 

Last week we asked what makes focusing hardest for students. You said classroom distractions, taking 43% of the vote.

This week we want to know, from your classroom experience:

TECH TOOL

Your first AI literacy lesson of the year just became a game.

It's September. If we're hoping to avoid 30 suspiciously Shakespearean essays by December, AI literacy probably shouldn't wait until November. Thankfully, your opening lesson can involve accusing paintings of being fake.

Google Arts & Culture's Odd One Out hides an AI-generated "imposter" among real artworks and artifacts. Students study the images, choose the fake, and discover whether their detective instincts deserve a badge - or need some serious retraining.

But don't stop at guessing. Ask students why. 

Was it the lighting? Texture? Weird details? Something looked too perfect? 

Then ask the better question: Is that actually reliable evidence? 

Students quickly discover that AI images can look convincing and genuine art can look bizarre. That's the bigger lesson: AI literacy isn't memorizing five "AI tells." It's slowing down, questioning evidence, checking sources, and being willing to admit, "Yep, that fooled me." 

Absolutely, especially as a five-minute warm-up before deeper AI conversations. Just don't teach students that they'll always be able to "spot the fake." Generative images keep improving; the durable skill is verification, not eyeballing.

The goal isn't creating students who can magically spot AI.

It's creating students who know "looks real to me" isn't evidence anymore.

WHAT DO YOU THINK?

We would LOVE to hear from you!

Reply to this email, or send us a message on Instagram! We’re here to walk with you in these crazy times!

Part of what makes The PEN Weekly community so special is the fact that our readers are teachers from around the world! We’re not going to lie, we think that’s pretty darn cool!

We’ll see you again on Monday 🍎

Do you know someone who would appreciate reading the PEN? Share this newsletter with them! Our goal is to reach as many teachers as possible, and to build a community of teachers supporting teachers.