Words, shape, visual search and visual working memory in 3-year-old children.

Area of Science:

• Cognitive psychology
• Developmental psychology
• Visual attention

Background:

• Children's ability to focus attention is crucial for learning.
• Understanding how external cues, like spoken words, influence attention is key to cognitive development.

Purpose of the Study:

• To investigate if spoken labels enhance visual search performance in 3-year-old children.
• To explore the role of visual working memory in mediating the effect of labels on attention.

Main Methods:

• Four experiments using visual search tasks with 3-year-olds (N=163).
• Targets were cued with visual previews alone versus visual previews plus spoken names.
• Tasks included conjunctive search and variations in target-distractor discriminability.

Main Results:

• Spoken labels significantly facilitated visual search times compared to visual cues alone.
• The findings support the hypothesis that labels enhance visual working memory representations.
• Heard words demonstrably influence the processing of visual information in young children.

Conclusions:

• Spoken language plays a critical role in guiding visual attention and search in early childhood.
• The interaction between language and visual working memory is an important mechanism for attentional control.
• This research provides evidence for contemporary theories of attention and working memory in young children.