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Portable Intermodal Preferential Looking (IPL): Investigating Language Comprehension in Typically Developing Toddlers and Young Children with Autism
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Pirates at parties: letter position processing in developing readers.

Saskia Kohnen1, Anne Castles

  • 1Department of Cognitive Science, ARC Centre of Excellence in Cognition and its Disorders (CCD), Macquarie University, North Ryde, NSW 2109, Australia. saskia.kohnen@mq.edu

Journal of Experimental Child Psychology
|February 5, 2013
PubMed
Summary
This summary is machine-generated.

Children learning to read struggle with letter position coding, making migration errors in words like "bread." This difficulty persists across early grades and is linked to strong word recognition skills, not reading deficits.

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Area of Science:

  • Developmental Psychology
  • Cognitive Neuroscience
  • Educational Psychology

Background:

  • Letter position coding is crucial for reading fluency.
  • Limited research exists on the developmental trajectory of letter position coding in children.
  • Understanding this process is key to identifying reading difficulties.

Purpose of the Study:

  • To investigate the development of letter position coding in children aged 7-10.
  • To compare reading performance on words with and without potential for letter migration.
  • To explore the relationship between letter position errors and other reading skills.

Main Methods:

  • Examined 127 children in Grades 2, 3, and 4.
  • Compared reading aloud of "migratable" words versus non-migratable words.
  • Analyzed error patterns, including migration errors and their correlation with other reading subprocesses.

Main Results:

  • Children consistently made more errors on migratable words than non-migratable words.
  • The rate of migration errors did not significantly decrease with grade level.
  • High migration error rates were associated with strong lexical reading skills, not general reading deficits.

Conclusions:

  • Letter position coding is fragile in developing readers.
  • The interaction between fragile letter position coding and lexical knowledge contributes to reading errors.
  • Interventions may need to address both letter sequencing and whole-word recognition.