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CLASS® Assessment

Blog Posts
Four smiling women in circular frames are shown on the left. On the right, a woman on a ladder reaches for stars. Text reads: "Webinar Highlights: Collaborating on Quality: Improving CLASS® Scores and Child Outcomes.
Improving CLASS® Scores and Child Outcomes With Teachstone: Webinar Highlights
As an early childhood education leader, how do you know if what's going on in early childhood classrooms is actually working for children?
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Blog Posts
A woman sits on the floor, clapping and smiling with five young children in a circle, inside a yellow speech bubble on a green, starry background with colorful speech bubbles and stars.
Redefining Quality in Early Childhood: From Checklists to Conversations 
The very definition of quality in early childhood education has evolved. Just about everyone agrees: There’s one key factor driving child outcomes.
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Guides
A woman stands reaching up toward a shining star on a colorful background. Text reads: "The ECE Leader’s Guide to Improving CLASS Scores With LENA Grow. A practical roadmap for early childhood leaders ready to raise the quality bar.
The ECE Leader’s Guide To Improving CLASS® Scores With LENA Grow
You can’t improve what you don’t measure. If you’re reading this guide, you likely already know your CLASS scores aren’t where you want them to be. The good news? You’re not alone. And there’s a clear path forward.  
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Case Studies
A case study document with colorful sections discussing improved teacher-child interaction and literacy outcomes in Dayton, Ohio, featuring photos of educators and children, and logos for LENA Grow and Preschool Promise.
Improving CLASS® Scores and Literacy Outcomes in Dayton, Ohio
In 2020, Preschool Promise received a CLSD subgrant from the Ohio State Department of Education and Workforce. With the CLSD funds, they invested in the LENA Grow professional development program and the CLASS assessment tool.
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Research Reports
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.
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Blog Posts
An adult lifts a smiling toddler in the air toward illustrated stars against a teal background, creating a playful, imaginative atmosphere.
How LENA Integrates With CLASS® To Boost Quality in Early Childhood Classrooms 
Learn how CLASS® and LENA Grow work together to boost quality in early childhood classrooms.
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Blog Posts
A young child in denim overalls points to colorful star stickers on a Lena Grow wall chart that lists helpful tips and award stickers in a classroom or learning environment.
Coaching for Impact in Sarasota County: Increased TS GOLD® and CLASS® Scores
An organization in Florida saw some amazing results in their very first LENA Grow classrooms. They want those results to have a positive impact on the whole community.
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Blog Posts
A computer screen displays four people in a webinar. Text reads, “Evaluating LENA Grow’s impact on early childhood education classrooms. Webinar follow-up and reflection.” The background is purple with a textured look.
Evidence-Based Professional Development for Early Childhood Educators: Webinar Highlights
Program evaluations of LENA Grow have established the program as evidence-based professional development for early childhood educators.
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Webinars
A woman smiles and interacts with a young child who is holding a cup and reaching toward her in a colorful playroom filled with toys and shelves.
Evaluating LENA Grow’s impact on early childhood education classrooms
Two independent program evaluations of LENA Grow show links between the professional development program and positive outcomes for early childhood educators and the children in their care.
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