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Memory development in early childhood: encoding process in a spatial task.

N Hashimoto1

  • 1Kochi University, Japan.

The Journal of Genetic Psychology
|March 1, 1991
PubMed
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Children develop mnemonic strategies for spatial tasks between ages 5 and 9. Sophisticated encoding strategies emerge by age 9, improving memory accuracy for complex spatial arrangements.

Area of Science:

  • Cognitive Development
  • Developmental Psychology
  • Spatial Memory

Background:

  • Understanding the development of mnemonic strategies is crucial for early childhood education.
  • Spatial tasks present unique challenges for young children's memory encoding and retrieval.

Purpose of the Study:

  • To describe the developmental trajectory of mnemonic strategy use in early childhood.
  • To investigate how children's ability to reconstruct spatial arrays changes with age.

Main Methods:

  • A novel spatial task was designed using vertical arrays of drawings with varying left-right orientations.
  • Children aged 5, 6, 7, and 9 years were tasked with reconstructing these spatial models.
  • Performance was analyzed based on array complexity and children's age.

Related Experiment Videos

Main Results:

  • Preschoolers (5-year-olds) primarily succeeded with simpler arrays where orientations were juxtaposed.
  • Accurate memory for complex arrays was not achieved until age 9.
  • Older children (9-year-olds) demonstrated sophisticated encoding strategies, verbalizing orientations and positions distinctly.

Conclusions:

  • Awareness and use of mnemonic strategies for spatial tasks emerge around age 7 and become more refined by age 9.
  • The ability to integrate orientation and positional information is a hallmark of advanced cognitive development in childhood spatial memory.