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Related Concept Videos

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The information-processing theory of cognitive development centers on fundamental mental processes, including attention, memory, and problem-solving skills. Researchers in this field examine how cognitive abilities, such as working memory, evolve and influence children's overall development. Studies indicate that children with stronger working memory tend to excel in reading comprehension, math, and problem-solving compared to peers with less efficient memory skills. Low working memory is...
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Working memory refers to a combination of components, including short-term memory and attention, that allow an individual to hold information temporarily as we perform cognitive tasks. It is an essential cognitive function that enables the execution of complex tasks such as problem-solving, comprehension, and reasoning. Unlike short-term memory, which simply involves the storage of information for a brief period, working memory involves the active manipulation and processing of this...
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Improving short-term memory can be achieved through techniques like chunking and rehearsal. Chunking involves organizing information into larger, more manageable units. This technique is particularly useful for information that exceeds the typical memory span of between five and nine items. For instance, logging into an online account with a password like "ta89vq0179gz" involves grouping letters and numbers into three chunks—ta89, vq01, and 79gz. It makes large amounts of...
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Memory is the retention of information or experiences over time, facilitated through three main processes: encoding, storage, and retrieval. Encoding is the process of inputting information into the memory system. For instance, when listening to a lecture, watching a play, reading a book, or having a conversation, the brain is actively encoding information. This initial stage involves transforming sensory input into a form that can be processed and stored by the brain. Various factors, such as...
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The cerebellum, while traditionally associated with motor control, also plays a crucial role in memory, particularly in procedural memory, which involves learning motor tasks that become automatic through repetition. For example, studies have shown that when the cerebellum is damaged, individuals or animals lose the ability to learn conditioned motor responses, such as the conditioned eye-blink response in classical conditioning experiments with rabbits. This study demonstrates the...
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Intelligence is often thought to be linked to brain size, but the relationship is more complex than that. While brain size does correlate modestly with some abilities, like verbal skills, the connection is weaker for others, such as spatial reasoning. Other factors, like brain structure, also play crucial roles. For instance, despite Einstein's smaller-than-average brain, his parietal cortex, which is involved in spatial reasoning, was 15% wider, suggesting that neural density might matter...
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Related Experiment Video

Updated: Jul 2, 2025

Assessing Working Memory in Children: The Comprehensive Assessment Battery for Children – Working Memory (CABC-WM)
09:05

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Exploring Working Memory Capacity and Efficiency Processes to Understand Working Memory Training Outcomes in Primary

Alexandra S L Tan1, Regine C Lau1, Peter J Anderson1

  • 1School of Psychological Sciences and Turner Institute for Brain and Mental Health, Monash University, Melbourne, Australia.

Journal of Cognition
|February 21, 2024
PubMed
Summary

Working memory training did not improve children's working memory capacity or efficiency. Cognitive mechanisms like maximum span and processing speed did not explain training outcomes in primary school children.

Keywords:
cognitive outcomescognitive trainingtraining effectstransfer effectsworking memory training

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Area of Science:

  • Cognitive Psychology
  • Developmental Neuroscience
  • Educational Psychology

Background:

  • Working memory training is widely researched in children, yet underlying cognitive mechanisms remain underexplored.
  • Key proposed mechanisms include working memory capacity (maximum span) and efficiency (processing speeds).
  • Understanding these mechanisms is crucial for optimizing training interventions.

Purpose of the Study:

  • To investigate the association between working memory capacity and efficiency with training outcomes in primary school children.
  • To determine if these cognitive mechanisms mediate the effects of working memory training.
  • To examine outcomes immediately and 6 months post-intervention.

Main Methods:

  • Utilized data from a randomized controlled trial involving primary school children (7-11 years).
  • Participants completed 10 sessions of working memory training or an active control over two weeks.
  • Assessed working memory performance, maximum span, and processing speeds at baseline, immediately, and 6 months post-intervention.

Main Results:

  • No significant differences were found between the training and control groups in working memory capacity, efficiency, or performance.
  • Associations between changes in capacity/efficiency and performance changes did not differ between groups.
  • Working memory training showed no sustained benefits up to 6 months post-intervention.

Conclusions:

  • The study found limited evidence that working memory capacity or efficiency explains training outcomes in primary school children.
  • Working memory training did not yield significant long-term benefits for children's working memory.
  • Future research should explore other mechanisms like strategy use in contexts with observed training effects.