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An Enrichment Program That Sharpened One Skill Only

A German enrichment program for gifted primary children improved their performance on well-defined problems, but not their creative reasoning or creativity.

What the research found

Enrichment programs for gifted children carry a broad promise. The word itself suggests a general flourishing, as though a good program lifts a child's mind across the board. This study asked a sharper question: when a real enrichment program does its work, what exactly gets better, and what does not?

The program under study was a German one, a government-initiated day of discovery for intellectually gifted primary-school children in Rhineland-Palatinate. The researchers followed 48 children over one school year: 24 who took part in the program and 24 comparison children matched to them by gender, class, and IQ. This is not a randomised trial, but the careful matching makes it a more disciplined comparison than most program evaluations manage.

The clever part was in the measuring. Rather than test one kind of thinking, the researchers deliberately sampled three, arranged along a spectrum from tidy to open-ended. At one end was a classic test of reasoning in a well-defined problem space, where the rules are clear and there is a right answer. In the middle was a creative reasoning task, where the problem is less defined. At the far end was a test of creative thinking through drawing, where the space is wide open and there is no single correct response.

The result was pointed. Over the year, the program improved the children's performance on the well-defined reasoning test, and only that. There was no detectable effect on reasoning in the ill-defined space, and none on creativity. The gains were real but narrow. As the authors put it, an effect was found for intelligence as measured by the structured task alone, but not for intelligence operating in ill-defined problems, nor for creativity. Their title captures the lesson: problem space matters.

It is worth being precise about what this design can and cannot show. This is a small study, 48 children in total, and it was not a randomised trial, so despite the careful matching we cannot rule out that the two groups differed in ways that shaped the outcome. A single year is a short window, and it is possible that effects on creativity are slower to appear or harder to capture in a drawing test. The findings describe one specific program in one German region, not enrichment programs in general.

What it means for you and your child

The useful thing this study does is puncture a vague assumption. Parents are often told that enrichment will develop a gifted child's thinking, and the word implies breadth. This research is a reminder to ask a more precise question: develop which thinking? Here, a real program moved the needle on structured, right-answer reasoning and left creativity untouched. Enrichment, it turns out, is not a rising tide that lifts every kind of mind.

That is not a criticism of enrichment so much as a call to read the label. If what you hope a program will nurture is your child's inventiveness, their capacity to sit with an open-ended problem and generate something original, then a program that sharpens structured reasoning may not deliver it, however good it is at what it does. Different kinds of thinking seem to need different kinds of practice, and a program built around well-defined problems will tend to strengthen exactly that.

The practical move is to match the program to the goal. It is worth asking, of any enrichment on offer, what kind of problems the children actually work on. Are they closed, with correct answers, or open, with room to roam? The answer is a fair guide to what the experience is likely to strengthen. A child who already excels at structured reasoning but craves creative outlet may be better served by something built around open-ended problems, and vice versa.

We would offer the same caution we always do about a single study, and here more than usually, given its size. This is one small, non-randomised evaluation of one regional program over one year. It should not be taken as a verdict on enrichment as a whole. Its contribution is conceptual rather than definitive: it shows, in one careful case, that gains can be narrow and specific to the kind of problem practised. On its own, it is a reason to ask better questions about any program, not a reason to accept or reject enrichment wholesale.

Drawn from: Welter, M. M., Jaarsveld, S., & Lachmann, T. (2018). Problem Space Matters: Evaluation of a German Enrichment Program for Gifted Children. Frontiers in Psychology, 9, 569. https://pubmed.ncbi.nlm.nih.gov/29740367/ This essay is written for families; the paper itself is the fuller, technical account.

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