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The Tyranny of the Test: What Standardised Scores Actually Measure
The Question We Keep Asking
Every parent has felt it.
A single number arrives on a report slip, portal, or ranking table, and suddenly years of effort, curiosity, anxiety, and growth seem to collapse into a digit. The child who stayed up late wrestling with fractions, who finally understood photosynthesis after building a terrarium, who learned to help classmates struggling with reading — all of it compressed into a percentile rank or scaled score.
We tell ourselves this is rational. After all, numbers are objective. Tests are standardised. Scores are comparable.
But beneath that comfort lies a quieter, more dangerous assumption:
That a snapshot can stand in for a journey.
When we ask “Is this student doing well?” or “Is this school effective?”, we instinctively reach for test scores. They’re appealingly straightforward — a single number that seems to settle difficult questions about learning, teaching quality, and potential.
When we ask “Is this student doing well?” or “Is this school effective?”, we instinctively reach for test scores. They’re appealingly straightforward — a single number that seems to settle difficult questions about learning, teaching quality, and potential.
This essay traces what happens when we take that question seriously and discover, layer by layer, why the obvious answer keeps…
