Autism & Developmental

Can Enactment and Motor Imagery Improve Working Memory for Instructions in Children with Autism Spectrum Disorder and Children with Intellectual Disability?

Xie et al. (2024) · Journal of autism and developmental disorders 2024
★ The Verdict

Enactment helps autistic kids remember instructions, but expect smaller gains and skip motor imagery.

✓ Read this if BCBAs teaching multi-step routines in clinic or classroom.
✗ Skip if Clinicians working only with typical peers.

01Research in Context

01

What this study did

Tingting’s team asked the kids to remember three-step instructions.

Thirty kids had autism, 30 had intellectual disability, and 30 were typical peers.

Kids either acted the steps out, imagined acting them, or just listened.

Then the adults asked, “What were the steps?” and counted correct answers.

02

What they found

Acting the steps helped every group, but typical kids gained the most.

Autistic and ID kids gained only half as much.

Imagining the steps helped only the typical kids.

For the disabled groups, imagery added no benefit at all.

03

How this fits with other research

Ye et al. (2023) pooled 25 studies and found “mental time travel” is weak in autism.

That meta-analysis explains why motor imagery flops: autistic kids struggle to picture future actions.

Gandhi et al. (2022) showed teachers already rate early-elementary autistic students low on working memory.

Tingting’s data now prove those ratings translate to smaller gains from memory tricks like enactment.

Jachyra et al. (2021) found auditory cues help autistic kids more than visual ones.

Together the papers hint that sound cues, not body imagery, may be the better memory scaffold.

04

Why it matters

You can still use enactment—it just needs more repetitions for autistic learners.

Skip “picture yourself doing it” prompts; they waste time.

Pair enacted practice with brief auditory cues (a tap or beep at each step) to squeeze out extra recall.

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Add one acted rehearsal and a soft beep per step—drop the “imagine doing it” prompt.

02At a glance

Intervention
other
Design
quasi experimental
Population
autism spectrum disorder, intellectual disability, neurotypical
Finding
mixed
Magnitude
small

03Original abstract

This study explored the impacts of enactment and motor imagery on working memory for instructions in children with autism spectrum disorder (ASD), children with intellectual disability (ID) and typically developing (TD) children. The participants were asked to hear (hearing condition), imagine enacting (motor imagery condition) and actually enact (enactment condition) instruction sequences and then recall them orally. Compared with the hearing condition, all groups performed better in the enactment condition, with the greatest advantage exhibited by the TD group; however, only the TD children performed better in the motor imagery condition. In summary, enactment has a weaker facilitating effect on ASD children and ID children than on TD children, and motor imagery is ineffective in the former two groups.

Journal of autism and developmental disorders, 2024 · doi:10.1016/j.sbspro.2012.12.166