How blind children learn words and build vocabulary

Word Learning and Vocabulary Development in Blind Children

NIH-funded research Northern Illinois University · NIH-11166521

Comparing how blind and sighted children ages 5–12 learn words and grow their vocabularies.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionNorthern Illinois University NIH-funded
Lab location1 site (De Kalb, United States)
Project IDNIH-11166521 on NIH RePORTER

What this research studies

This project compares blind and sighted children’s word learning and vocabulary growth by asking about how individual words were learned and by measuring vocabulary across ages 5 to 12. Researchers will use an observational cross-sectional design and collect self-reports about whether words were learned through speech, writing, or direct perceptual experience. The study will compare patterns between blind and sighted children for individual words and model vocabulary trajectories across childhood. Results are intended to inform schooling and instruction for blind children.

Who could benefit from this research

Good fit: Children who are blind aged about 5 to 12 years; sighted children in the same age range may also be eligible as comparison participants.

Not a fit: Adults, children outside the 5–12 age range, or people without vision differences are unlikely to gain direct benefit from participating.

Why it matters

Potential benefit: Could lead to better teaching strategies and materials that help blind children learn words and improve reading outcomes.

How similar studies have performed: Research on word learning in blind children is limited, so direct comparative work is relatively novel though smaller studies have suggested differences in learning routes.

Where this research is happening

De Kalb, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Conditions Child Development Disorders
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.