Log In
Get Started

Research Reports

Latest Research Reports

A research report titled "Dual Language Learners Experience Fewer Conversational Turns in Early Childhood" features children playing at a table and colorful illustrations of kids with speech bubbles and ABC blocks.
Dual Language Learners Experience Fewer Conversational Turns in Early Childhood 
Dual language learners (DLLs) typically experience fewer teacher-child interactions than their monolingual peers....
Read more
A flyer titled “Does An Early Childhood Program’s Star Rating Reflect What Children Actually Experience?” features a woman and child playing with toys, research statistics, and text about LENA’s studies on early childhood program ratings.
Does an Early Childhood Program’s Star Rating Reflect What Children Actually Experience? 
Do quality improvement ratings reflect how many conversational turns individual children experience?...
Read more
A brochure titled "From Isolation to Interaction: A Data-Driven Path Forward" shows a woman interacting with a smiling baby. The page includes text sections, a pie chart, and the LENA logo at the top.
From Isolation to Interaction: A Data-Driven Path Forward 
Approximately 1 in 8 children in early education settings spends most of their day in language isolation....
Read more
A brochure titled “The TS GOLD® Evidence: How LENA Grow Impacts Child Development” shows a woman and a young girl playing with toys, a findings summary, and a chart illustrating language growth progress.
The TS GOLD® Evidence: How LENA Grow Impacts Child Development
In a study of children aged 0-5 at five early learning sites across the U.S., children in LENA Grow classrooms experienced significantly larger gains in TS GOLD language scores compared to a...
Read more
A brochure titled "Teacher Experience, Training, and Conversational Turns" from LENA features a teacher holding a young child in a classroom, with sections of text and colorful design elements.
Teacher Experience, Training, and Conversational Turns 
How do teacher experience, credentialing, and education shape early childhood language environments?...
Read more
A fact sheet titled “LENA Grow’s Impact on CLASS® Scores” displays text, bar graphs, and purple accent colors. The sheet discusses study results about LENA Grow’s positive effects in Pre-K classrooms.
LENA Grow’s Impact on CLASS® Scores 
How does participating in LENA Grow impact CLASS scores? Data from five different evaluations spanning 2018-2025 show a clear, positive answer....
Read more
A research report titled "Classroom Ratios + Conversational Turns" by LENA features text, colorful graphs, and a classroom photo. The page details conversational interaction data and recommendations for classroom quality.
Classroom Ratios + Conversational Turns 
Teacher-child ratios — the number of teachers vs. children in a classroom — are a major factor in classroom quality....
Read more
A research report titled "LENA Grow and Self-Esteem in Young Children" with a purple header, summary text, a photo of a child and adult, tables, and graphs about conversational turns and self-esteem.
LENA Grow and Self-Esteem in Young Children
In this report, we examine the role conversational turns may play in a child’s early development of self-esteem....
Read more
Infographic explaining conversational turns, highlighting their impact on brain function and structure in children, with colorful sections and text about the importance of interactive communication.
Research on Conversational Turns
Conversational turns are simple back-and-forth alternations between a child and an adult. They're simple, but they're also powerful....
Read more
Loading more
Load more >

Free Webinar: Redesigning Support for New Teachers

What if the key to a stronger early childhood workforce isn’t just better hiring — it’s better beginnings?
New research from LENA, in partnership with Porter-Leath in Tennessee, reveals that the first months of a teacher’s career are pivotal — not just for retention, but for informing quality, confidence, and long-term growth.
Read more here > 

June 10 at 1:00 p.m. ET

This field is for validation purposes and should be left unchanged.
Name(Required)
State / Region
News & Updates