Children with intellectual disabilities may be impaired in encoding and recollecting incidental information.
Let kids with ID learn simple material without heavy verbal prompts—explicit directions help only when the task is already easy.
01Research in Context
What this study did
Arnaud and colleagues watched how kids with and without intellectual disability (ID) picked up extra information during a memory game.
Some kids were told to remember everything (explicit). Others just played and later had to recall details (implicit).
The team compared who remembered more under each style.
What they found
Kids with ID did better when they were NOT told to try hard. Simple facts stuck more under implicit learning.
Typical kids gained from being told to pay attention. Yet when the material got hard, even explicit hints did not help the ID group.
Mixed bag: method mattered, but only for easy stuff.
How this fits with other research
Moss et al. (2009) already showed that children with mild ID have weaker verbal working memory than mental-age peers. Arnaud’s result lines up: extra verbal instructions can overload the system.
Merrill (2004) found that inconsistent stimulus-response pairings slow neurotypical learners more than ID learners. Together these papers warn us that typical teaching tricks (lots of words, shifting rules) may miss the mark for ID.
Boudreau et al. (2015) review says self-instruction works for adults with ID. Arnaud adds a preschool piece: start with implicit setups, then fade in self-cues once the child has the basic frame.
Why it matters
Stop giving long verbal previews to kids with ID before a simple task. Just let them dive in and learn by doing. Save the explicit prompts for later steps, and only if the content stays easy.
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02At a glance
03Original abstract
Children with intellectual disabilities (ID) and controls were exposed to an incidental learning phase, where half of the participants received highly implicit instructions at test while the other half received explicit instructions. When learning was assessed for simple chunks of information, children with ID performed better with implicit instructions than with explicit ones, while the typically developing (TD) children performed equally well in the two test conditions. When more complex chunks were considered, performance was degraded for all children in the implicit instructions condition, while the TD children took advantage of receiving explicit instructions at test. Additionally, only TD children succeeded in a subsequent recognition test. These results suggest that intentional retrieval of complex information, even when learned implicitly, is deficient in children with ID. This argues towards the well-foundedness of educational methods preventing the recourse to intentional and effortful retrieval processes and complex material.
Research in developmental disabilities, 2013 · doi:10.1016/j.ridd.2012.11.003