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Non-Cognitive Skills and Mathematics Achievement AcrossEurope: Evidence from PISA 2022

Using PISA 2022 data from 24 European countries, this study employs LASSO regularization to demonstrate that while core self-beliefs like mathematics self-efficacy and anxiety are robust, cross-national predictors of math achievement, school climate and relational factors vary significantly depending on local educational contexts.

Original authors: Marco De la Cruz, Anna Mergoni

Published 2026-08-04
📖 6 min read🧠 Deep dive

Original authors: Marco De la Cruz, Anna Mergoni

Original paper licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). This is an AI-generated explanation of the paper below. It is not written or endorsed by the authors. For technical accuracy, refer to the original paper. Read full disclaimer

Imagine you are trying to bake the perfect cake. You know the ingredients matter: flour, sugar, eggs, and heat. In the world of school, these are the "cognitive" skills—the raw brainpower and knowledge you can test on a math exam. But for a long time, scientists have realized that the cake also depends on the baker's mood. Are they confident? Do they enjoy the process? Are they anxious that the oven might burn the batter? These feelings and habits are called "non-cognitive skills." They aren't about how much you know; they are about how you feel about what you know and how you approach the challenge.

For years, researchers have wondered if these feelings work the same way everywhere. Does a student feeling confident in a classroom in Finland help them solve math problems the same way it helps a student in Greece? Or is the "magic sauce" of school life different in every country? This question is like asking if a specific spice tastes the same in every kitchen in the world. Some spices might be universal, while others might only work well with certain local recipes. Understanding this helps us figure out what actually helps students succeed, rather than just guessing based on one country's experience.


The Great European Math Mystery

Two researchers, Marco and Anna, decided to investigate this mystery using a massive dataset called PISA 2022. Think of PISA as a giant, international report card that tests 15-year-olds across the globe. This time, the researchers looked at 24 different European countries, gathering data on over 146,000 students. They wanted to see how a student's "inner world"—their confidence, motivation, study habits, and even their creativity—linked up with their actual math scores.

To make sense of the chaos of human feelings, the team organized these non-cognitive skills into four main "neighborhoods" or categories:

  1. Confidence: How much a student believes they can do the math (and how worried they are about failing).
  2. Motivation: How much they enjoy math and how hard they keep trying when things get tough.
  3. Learning Strategies: The specific tricks and tools they use to understand and solve problems.
  4. Attitudes: How they feel about the school environment, their teachers, and whether they feel like they belong.

A special guest star in this study was Creativity. In 2022, PISA added a new way to measure if a student enjoys thinking creatively. The researchers wanted to see where this "creative spark" fit in the puzzle. Was it a separate skill, or did it belong to the confidence or attitude neighborhoods?

The Findings: What Travels and What Stays Home

After crunching the numbers with some very sophisticated statistical tools (think of them as super-accurate filters that remove noise and confusion), the researchers found some fascinating patterns.

The Universal Superpowers
Some skills turned out to be like a universal remote control; they worked the same way in almost every country.

  • Confidence is King: The strongest predictor of math success was math self-efficacy (basically, believing "I can do this"). In all 24 countries, students who believed in their math abilities scored higher. This was a consistent, positive link.
  • Anxiety is the Brake: Conversely, math anxiety (the worry and fear of math) consistently acted as a brake, slowing down performance across the board.
  • The "Interest" vs. "Perseverance" Twist: Here is a quirky finding. While students who liked math (interest) generally did better, the data showed that once you accounted for that interest, the sheer act of gritting your teeth and pushing through (perseverance) didn't always help. In fact, in some models, it even showed a tiny negative link. The researchers suggest this might be because students who are already interested and confident don't need to "grind" as hard; those who are struggling might be grinding because they are lost, not because they are super-powered.

The Local Specialties
Other skills were like local dialects; they worked differently depending on where you were.

  • Teacher Support is a Chameleon: This was the most surprising result. In some countries, feeling supported by teachers was a huge boost. In others, it had almost no effect, or even a slight negative one! The researchers suggest this is because "support" means different things in different cultures. In some places, a teacher helping you might mean you are being coddled; in others, it means you are being guided. The effect depends entirely on the local school culture.
  • Belonging is Fickle: Similarly, whether a student felt like they "belonged" at school varied wildly. In some systems, it was a strong predictor of success; in others, it barely mattered.

The Role of Creativity
So, where does creativity fit? The study found that creativity acts like a bridge. It connects the "Confidence" neighborhood with the "Attitudes" neighborhood. Students who are confident and have a positive attitude toward school also tend to have a creative disposition. However, when it came to directly boosting math scores, creativity was a modest helper. It didn't drive the car as much as confidence did, but it helped the engine run smoother. Interestingly, in countries with very structured, traditional math curriculums (like Bulgaria, Austria, and Ireland), the link between a creative disposition and math scores was actually stronger. It seems that in rigid systems, the ability to think flexibly is a rare and valuable superpower.

The Takeaway

The study concludes that while every country has its own unique school culture, the core "inner game" of math is surprisingly similar across Europe. If you want to help a student succeed in math, building their confidence and reducing their anxiety are the most reliable strategies, no matter which country they live in.

However, you can't just copy-paste a "teacher support" program from one country to another and expect it to work. The way students interpret a teacher's help depends heavily on their local environment. The researchers suggest that creativity is a wonderful addition to the mix, acting as a bridge between feeling good about yourself and enjoying the learning process, even if it isn't the single biggest driver of test scores.

Ultimately, this research tells us that while the "hardware" of math (the formulas and logic) is the same everywhere, the "software" (the feelings and beliefs) needs to be tuned to the specific country it runs in. Confidence and anxiety are the universal operating system, but everything else requires a local update.

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