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Classroom Learning Trends 2025/2026

Listening to 3,042 classes, week by week, and what it tells us about how classrooms change before outcomes do. Insight from more than 545,000 student check-ins at 1,341 schools.

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Why now

When listening to classrooms continuously, it is clear: we need to revisit the fundamentals

In 2025, OECD PISA results showed student performance continuing to decline across many education systems. In reading, the OECD average reached its lowest level ever recorded, 28 points below the 2015 result. Behind those numbers are millions of students moving through classrooms where it seems something categorical has changed, yet we know surprisingly little about what drives these learning communities and their learning.

Most schools can tell you attendance and grades, and where they struggle to perform. Far fewer can see the classroom conditions changing underneath those numbers. Continuous classroom data makes it possible to see those changes earlier, while there is still time to understand them and act.

Figure 01Trends in performance over time in science, reading and mathematicsPISA test scores, OECD-23 average. Reproduced as published; the series are the OECD's own.
Line chart of PISA test scores in science, reading and mathematics from 2000 to 2025. All three decline, especially after 2018, with mathematics and reading ending lowest.

The foundation of the trends

545,123
student check-ins
3,042
classrooms
1,341
schools
46,047
Pattern Breaks (positive developments)

Not built on a single annual survey, but on real signals from real classroom interactions. During the 2025/26 school year, students completed 328,432 anonymous micro check-ins and evidence-based activities across Northern Europe, Australia and 34 U.S. states.

From the field 1

When a classroom works with WOOF

In one 7th-grade class, "Sleep" kept showing up as a low factor in the check-ins. The teacher didn't just note it and move on. She asked the class: "It looks like sleep is one of our lows again. How about we do a course on sleep?"

The class landed on three strategies: "Having a cup of tea before bedtime", "Reading before going to bed" and "Putting away phones before bedtime". The teacher also reached out to parents to share the strategies the class had agreed on, helping build parental support and engagement.

Over the following weeks, fewer students chose "Sleep" as a negative impact on their mood, the overall mood level rose and the class created a Pattern Break: a positive development in data, not just one day, but a trend over several check-ins.

It's not "how are you doing?", it's "how are we doing?"

From signal to action
From the field 3

When real-time classroom data informs all layers of school districts

During the 2024/25 school year, WOOF was introduced in a small number of schools within a larger school district. The results were promising, and for 2025/26 WOOF was rolled out as the district's shared infrastructure for understanding and improving classroom conditions.

Across the district, schools systematically improved their classroom indicators. Student mood rose. Red flags (students reporting low mood) fell. The share of students reporting low mood during check-ins fell by 21%, equivalent to an average of 109 students shifting from low to medium or high mood.

These are not simply numbers, but real lives: 109 fewer children who said that they were feeling bad. Improving classroom conditions is not only about measuring what is happening. It is about building the intelligence required to change what happens next.

Figure 04Average student moodClass-level average mood, 1–5 check-in scale. Solid: 2025/26, the first year of district-wide rollout. Dashed: the same schools in 2024/25. Sample: 2,900 students in 110 classrooms.
Line chart of average student mood per month from August to May. 2025/26 (solid) is above 2024/25 (dashed) from February and rises to 3.75 in May.
From the field 4

When Pattern Breaks turn marathons into sprints and give us proactive data

When a dominant undesirable classroom culture has taken root, it is a marathon to change. Looking across thousands of classrooms over time, we found an early signal of positive development to turn the marathon into sprints. We call it a Pattern Break: a measurable moment where a classroom moves out of a negative wellbeing pattern and into a more positive one.

A Pattern Break doesn't wait for a term to end or a report to be written. It shows up within weeks, while a teacher can still ask the class: how does this change feel, and what did we do that brought it about? In 2025/26, we recorded 30,918 of them.

Looking across classes over a full year, we see a statistically significant correlation between a class experiencing a Pattern Break and stronger mood outcomes over the longer term. That doesn't prove one causes the other, but it's a strong signal that a Pattern Break isn't only a momentary shift. It may be an early marker of a class moving onto a better trajectory.

Figure 06What a Pattern Break looks like

A Pattern Break is the moment a class leaves a low wellbeing pattern behind and settles into a better one. The class's weekly mood hovers around a threshold (0.2 points above its lowest running average) and dips, then rises above the threshold for two check-ins in a row, and stays there. For the teacher, this is an early sign that something is working, visible within weeks instead of at the end of the year.

2,533,5+0,2 over klassenslaveste løbende gennemsnitFørMønsterbrudEfterUge 1Uge 3Uge 5Uge 7Uge 9Uge 11Uge 13Tid
Outro

What do these trends tell us about the future of education?

Today, much of what schools learn remains local. One teacher discovers something that works and shares it with the colleagues they happen to work alongside. One school develops an effective approach, and it stays within that school. One district learns something from an initiative, but that learning may never reach the district next door.

The knowledge exists. It simply does not compound systematically.

Continuous classroom data creates the possibility of something different. As more classrooms become visible over time, we can begin to understand not only what changes, but what tends to work, for which kinds of classrooms, under which conditions.

Figure 07The loop that compounds

Today, most of what a classroom learns stays in that classroom. This loop shows how it can travel instead: every turn of the loop gives the next class a better-informed starting point.

01 · ObserveA class checks in, week after week.
02 · RecognizeThe pattern is matched to an archetype.
03 · RetrieveWhat helped similar classes surfaces.
04 · FeedbackThe result becomes part of the record.
Shared record
Background

The foundation of the trends

The dataset

The report draws on anonymous check-ins from 3,042 classes in 1,341 schools in Northern Europe, Australia and 34 U.S. states, as well as conversations with students, teachers, school leaders and educational professionals. Content may be cited with clear source attribution: "WOOF Classroom Learning Trends 2025/2026".

A unique set of data

When classes check in with WOOF they complete regular micro check-ins, typically several times a week. Based on these check-ins we gain a unique longitudinal dataset of how classes develop over time.

Privacy and anonymity

The check-ins are anonymous and processed in full compliance with GDPR. The analysis focuses on patterns at classroom level rather than identifying individual students.

Quantitative + qualitative insight

The insights are grounded in two things: the continuous stream of data from anonymous micro check-ins, and the ongoing conversations with the district and municipality leaders, school leaders, educators and students who use WOOF every day.

Research collaborations

WOOF is working with researchers at the University of Chicago to see how these fast signals relate to the slower outcomes schools already track, like attendance and test scores.

The foundation of the trends

Which data do the trends build on, and how is it collected?
Read more about the foundation of the trends →

See how a classroom check-in works

A check-in takes only a few minutes and creates an anonymous shared picture of how the class is doing.

Want to discuss what this could mean for your schools or district?

Book a focused 30-minute conversation with one of WOOF's founders. We will cover the key findings, what they may mean in your context, and the questions they raise for school leaders. No product presentation or demo: the briefing is a discussion of the research and its implications.

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