Based on: Combined data from 15 studies of 18,907 children acquiring English in the United States
Data source: Crowe, K., & McLeod, S. (2020).
Children's English consonant acquisition in the United States: A review.
American Journal of Speech-Language Pathology, 29(4), 2155–2169.
https://doi.org/10.1044/2020_AJSLP-19-00168
Visualization by
Imran Musaji, PhD CCC-SLP, Wichita State University
Key:
🔴 Not yet acquired
🟠 50% of children
🟡 75% of children
🟢 90% of children
This animated chart shows when children typically master different English consonant sounds.
Click the buttons to step through development in 3-month increments.